相對生長速度 的英文怎麼說

中文拼音 [xiāngduìshēngzhǎng]
相對生長速度 英文
relative growth rate
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  • 生長 : grow; grow up; ascent; merisis; build up; auxesis; increment; overgrowth; gain; burgeon; bourgeon...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats

    摘要騰格里沙漠東南緣2種人工植被檸條和油篙在4種配置方式下地上部分的動態進行了研究,結果表明:不同配置方式下它們的密、高、冠幅和物量基本不變或略微呈下降趨勢;油篙新梢的年動態呈s型曲線,檸條新梢春季較快, 7月份以後緩慢或基本停止;檸條、油篙地上物量和葉面積指數的年變化均表現為雙峰型, 4種配置方式下共有8種1年植物人侵,並具有較高的植被蓋;同其它3個樣地比,純油篙樣地1年植物的密、蓋物量明顯偏低。
  2. The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew

    運用改進模型南方紅豆杉種群在不同海拔梯的種群優勢進行了探討,表明海拔790m處的南方紅豆杉具有較大的環境容納量,但增不快,海拔990m處的南方紅豆杉種群環境容納量不高,但具有較大的增,這可能與群落的發育階段不同有關,兩地海拔均為南方紅豆杉適宜的海拔高比而言,海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高更宜於南方紅豆杉種群的
  3. These seedlots can be denoted by their relative growth rates.

    這些種子組可根據其相對生長速度進行編號表示。
  4. This article obtains from the research technology progress to economy rate of rise contribution degree, the use " the charles w. cobo and paul howard douglas production function " and " solow function " unifies the technology progress to the northern tianshan slope economic belt economy rate of rise contribution degree to make the theoretical analysis and the real diagnosis discussion, analyzes this region technology progress development through computation different time technology progress contribution degree the dynamic behavior, through compares each interurban technology progress contribution degree difference condition analysis promotion technology progress level to enhance intrinsic machine - made and the external environment, by tendency angle research technology progress condition and influence factor, thus hinders the northern tianshan slope economic belt technology progress factor, and the ponder countermeasure, accelerates the northern tianshan slope economic belt technology progress, the promotion economy growth provides the reference.

    本文從研究技術進步經濟增的貢獻入手,採用「柯布-道格拉斯產函數」和索洛「增方程」結合的方法就技術進步天山北坡經濟帶經濟增的貢獻做出理論分析和實證探討,通過計算不同時期的技術進步貢獻來分析本區域技術進步發展的動態行為,通過比較各城市間的技術進步貢獻差異狀況分析促進技術進步水平提高的內在機制及外在環境,以動態的角研究技術進步的狀況和影響因素,從而為分析阻礙天山北坡經濟帶技術進步的因素,並思考策,以期加天山北坡經濟帶技術進步,促進經濟增提供參考。
  5. A number of kanamycin resistant transformants were obtained two months later. they were morphologically normal, but grew slower comparing with the control tobacco

    2個月後獲得了一批卡那黴素抗性煙草植株,抗性植株大田表型正常,緩慢。
  6. A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours

    研究結果表明:金屬間化合物厚與老化時間的關系符合拋物線法則,金屬間化合物的老化溫比老化時間更加敏感; cu - al金屬間化合物的激活能為97 . 1kj / mol ,老化后金屬間化合物呈層狀分佈,主要為cual2和cu9al4 ; au - al金屬間化合物的激活能為40 . 1kj / mol ,主要為au4al和au5al2 ,同時在界面周邊區域成了au2al和aual ;老化過程中cu - al金屬間化合物率比au - al金屬間化合物率小103數量級;金絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋,但銅絲球鍵合點200老化2900小時和250老化169小時都沒有形成空洞和裂紋。
  7. There are concerns that harvesting wild shrimp for aquaculture may deplete local shrimp populations or cause by - catch problems, hi addition, the use of wild shrimp poses a serious risk to the shrimp aquaculture industry because they may be carriers of virulent viruses. the life cycle of chinese shrimp has been closed, paving the way for the establishment of genetic improvement programs. the use of dna markers can contribute significantly to the development and implementation of genetic improvement programs

    本文嘗試利用aflp及其關技術sampl在中國蝦中篩選關分子標記,並通過比較抗病中國蝦(第四代抗病蝦)及照(前幾代抗病中國蝦、野中國蝦)譜帶差異,試圖找到與中國、抗病等性狀關的分子標記或主效基因,為中國蝦的遺傳圖譜構建、 qtl作圖、分子標記輔助選擇及其他育種方法奠定遺傳學基礎,同時中國蝦性別關標記和sampl法發展微衛星標記作了一些探討。
  8. The results showed that every test group had no significant difference in growth speed, feed utilization rate, survival rate, carcass quality of meat duck comparing with the control group

    結果顯示這3種飼料添加劑與照組比在肉鴨、飼料利用率、成活率、屠體品質等方面均無顯著差異。
  9. The crystallization and melting behavior of mellocene - catalized branched and linear polyethylenes of low molecular weight was studied. it was found that the crystalline lattice of branched polyethylene is larger than that of linear polyethylene because of the existence of branched chains. the melting behavior of branched polyethylene is similar to that of linear polyethylene since the branched chains can not enter the lattice. however, the crystalline behavior of low molecular weight branched polyethylene is the same as that of high molecular weight linear polyethylene, but different with that of low molecular weigh linear polyethylene. kinetics theory analysis evidenced that the transition temperature of growth regime of the branched polyethylene is about 20 lower than that of linear polyethylene with the same molecular weight. it may be attributed to the existence of short branched chains

    研究了金屬茂催化的低分子量支化聚乙烯和線性聚乙烯的結晶及熔融行為,發現支化聚乙烯的結構與線性聚乙烯同為正交結構,但晶格略有膨脹.支鏈的存在熔融行為影響不大,兩種聚乙烯的熔點均隨結晶溫的升高而非線性增加,表現出低分子量樣品的共同特徵.但支鏈的存在結晶行為卻有很大的影響,主要是由於支鏈的存在降低了晶體的結晶率從而影響結晶過程,使得低分子量的支化聚乙烯的結晶行為與高分子量線性聚乙烯的結晶行為似而與低分子量的線性聚乙烯不同.動力學分析表明,低分子量的支化聚乙烯的結晶方式的轉變溫比同等分子量的線性聚乙烯降低了約20
  10. Due to the low content of soil water in the sand - fixing area with a longer time, the growing velocity of shrubs decre

    栽植時間的固沙區沙層土壤水分含量一較低,其間灌木的較慢,灌木蓋也較低。
  11. It is found that different genotypes of maize was markedly different in seed growing and filling speed, the varieties which had lower and steadier rate of average growth and earlier appeared max filling - speed could realize adversity resistance and good harvest

    不同基因型之間存在顯著差異,籽粒率低而穩定、最大灌裝出現早的品種能夠抗逆高產。
  12. Part i effects of gnt - v on cell proliferation, cell sensitivity to egf and the egf receptor of h7721 cell line using mtt method, it was found that the proliferation of cells transfected with sense gnt - v cdna was facilitated, and both of the total 3h - tdr incorporation and the specific incorporation per cell were also increased. oppositely, these parameters were reduced in cells transfected with antisense cdna of gnt - v. these results suggested that cell proliferation and dna synthesis were modulated by gnt - v

    第一部分gnt - vh7721細胞、 egf敏感性和egf受體的影響用mtt方法發現轉染正義gnt - vcdna的h7721細胞增殖加快,而且無論是~ 3h - tdr的總參入量或每個細胞的參入量均見增加,說明dna合成增強,而轉染反義gnt - vcdna的h7721細胞則完全反, dna合成和細胞增殖均見降低,這提示gnt - v可調節細胞的
  13. He pointed out that, according to the principle of constancy of light velocity, the length of an object in the direction of its movement looked shorter when relative speed of the object was high enough

    這一論點誰也沒有產過懷疑,但有一個人此首先發難,他就是愛因斯坦。本世紀初1905年,愛因斯坦提出:當物體的較大時,這個物體沿運動方向的「看上去」會變短。
  14. In this dissertation, two kinds of optimization, methods are proposed. firstly, only these linking weights corresponding to the control rules that affect the control performance significantly are updated in order to reduce the compute works and speed up the training progress. secondly, the updating step is adjusted adaptively in accordance with the error and the change of error of the system based on the t - s model to get better performance

    模糊神經網路控制器一般存在著在線權值調整計算量大、訓練時間、過修正權值可能導致系統劇烈振蕩等缺點,提出了兩種模糊神經網路控制器的優化方法:在線自學習過程中僅控制性能影響大的控制規則關的權值進行修正,以減小計算量,加快訓練;基於t - s模糊模型,根據偏差及偏差變化率大小動態自適應調節權值修正步,抑制控制器輸出的劇烈變化,避免系統發劇烈振蕩。
  15. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓力增模式的合理性;從微分方程推導了基於土體振動臺模型試驗的似律,並從模型實體、孔壓時程曲線和似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型箱中的粉土都發了液化,液化的時刻和輸入加幅值有關,而頻率的變化不太敏感;粉土在當於8 9地震烈的加幅值作用下可能產嚴重的液化;孔壓的增曲線形狀與施加的荷載有關:當施加荷載為由小到大的形式時,曲線形狀為上凹的曲線;當施加荷載為等幅的正弦荷載或荷載幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。
  16. Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process

    同的注射條件下,通過分析喂料在不同直徑和流道中的流動規律,得到了喂料在流道中的場、壓力場和溫場,找到了流道徑比的合理取值范圍,並得出通過改變流道設計可實現現有設備資源充分利用的結論;給出了不同注射壓力下,型腔壓力與充模時間關系曲線和喂料熔體平均充填與充模時間關系的曲線,得到了注射壓力充填時間和型腔壓力的影響規律,確定了最佳的充模時間、注射時間和注射壓力;通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動和壓力分佈,預測了注射件的成形質量,或可能產的注射缺陷及位置,優化了澆口設置。
  17. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積,得到了含氮量為21at的cn薄膜;研究了襯底溫和反應氣體壓強薄膜結構特性的影響,給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因;引入脈沖輝光放電等離子體增強pld的氣反應,給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑;應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ,得到了含n量為56at的晶態cn薄膜;探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系,證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果;採用光學發射譜技術cn薄膜過程進行了實時診斷,得到了實驗參量等離子體中活性粒子和氣反應過程的影響規律,給出了cn薄膜沉積的主要反應前驅物,揭示了cn薄膜特性和等離子體內反應過程之間的聯系;採用高氣壓pe - pld技術研究了不同襯底溫條件下cn化合物薄膜的結構特性,揭示了si原子薄膜過程的影響,給出了si基表面碳氮薄膜的模式;在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積,證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性,並可顯著提高晶態碳氮材料的率。
  18. The results showed that drought stress at flowering stage delayed the date of the max filling - speed ( dmfs ), and weakened the rate of average growth ( rag ) and the max filling - speed ( mfs ), and then shorten linear dry matter accumulation phase and leveling - off of dry matter accumulation phase

    結果表明:花期乾旱導致玉米最大灌槳出現時間推遲、籽粒率和最大灌裝減弱、干物質線性積累期和干物質穩定增期顯著縮短,乾旱結束后植株通過提高幹物質線性積累期的持續時間和干重,以彌補前期乾旱的損失。
  19. It was observed that micro - organisms in soil treated with the herbicide at a range of 2 - 50 mg / kg grown greatly different from those in control. the results showed that bacteria, such as bacillus and pseudomonas were grown most fast ; and then staphylococcus, vibrio and escherichia were increased obviously ; but that actinomyce and fungi were seemed to be inhibited by quizalofop - p - ethyl

    土壤中的細菌( bacteria )種群數量在70d培養期內與照組比均有不同程增加,其中芽孢桿菌( bacillus ) 、假單胞桿菌( pseudomonas )的最快,弧菌屬( staphylococcus ) 、埃希氏菌屬( hibrio )和葡萄球菌屬( escherichia )的次之。
  20. So, we seek to limit the relative size of the public sector by making sure that the growth rate of government expenditure is commensurate with the growth rate of gdp and strive to maintain balanced budgets

    因此,我們唯有限制公營部門的規模,以確保政府支出的增與本地產總值的增符,並要致力維持平衡預算。
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