均重桿 的英文怎麼說

中文拼音 [jūnzhònggǎn]
均重桿 英文
weighted lever
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 桿名詞(桿子) pole; staff
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨與圍巖的相互作用機理進行研究,利用全長錨固錨的中性點理論,從等效化的角度來考慮錨對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. Regaining new stable equilibrium he rose uninjured though concussed by the impact, raised the latch of the area door by the exertion of force at its freely moving flange and by leverage of the first kind applied at its fulcrum gained retarded access to the kitchen through the subadjacent scullery, ignited a lucifer match by friction, set free inflammable coal gas by turning on the ventcock, lit a high flame which, by regulating, he reduced to quiescent candescence and lit finally a portable candle

    新獲得了穩定衡,盡管因猛烈撞擊而受震蕩,卻沒有負外傷就站了起來。他使勁扳院門搭扣的那個活動金屬片,憑著加在這一支軸上的初級杠的作用,把搭扣摘開,穿過緊挨著廚房地下的碗碟洗滌槽,繞道走進廚房。他擦著了一根安全火柴,轉動煤氣開關,放出可燃性的煤氣。
  3. Both oxyopes sertatus and harpactor fuscipes are important predators of common cutworm ( spodoptera litura ) on tobacco. the effect of several interference factors on the predations of o. sertatus and h. fuscipes on the larvae of s. litura were examined in laboratory. the results indicated that there were significant mutual interferences on their predations with the existence of other individual in the same / different species. as the number of the predator increased, the predation rates decreased significantly. the interference coefficients ( m ) within h. fuscipes and within o. sertatus were 0. 7278 and 0. 6911, respectively, while the interference coefficient ( m ) between o. sertatus and h. fuscipes was 0. 9464. these results showed that the effect of mutual interference on predation in interspecies was more obvious than that in intraspecies. the number of prey captured and the predation rate of predator dropped with increasing the number of tobacco stalks. this result suggested that spatial heterogeneity was also an important factor affecting the predation of predator on prey

    斜紋貓蛛和紅彩真獵蝽是煙草上斜紋夜蛾的要捕食性天敵.室內測定幾種干擾因素對斜紋貓蛛和紅彩真獵蝽捕食作用的影響,結果表明這些干擾因素對斜紋貓蛛種內、紅彩真獵蝽種內和兩種捕食者種間的捕食作用有明顯的干擾作用,隨捕食者數量的增加,其對斜紋夜蛾捕食作用率顯著降低.斜紋貓蛛種內的干擾系數和紅彩真獵蝽種內的干擾系數分別為0 . 7278和0 . 6911 ,而兩者種間的干擾系數為0 . 9464 ,說明兩者種間的干擾作用要明顯高於同一種捕食者種內的干擾作用.兩種捕食性天敵對斜紋夜蛾的捕食量和捕食作用率隨煙草莖數的增加而降低,表明空間異質性同樣是影響兩種捕食性天敵捕食作用的一個要因素
  4. Its hysteretic curve is plumper, its ductility coefficient and energy dissipation capacity have been improved remarkably. the inclined staff of the steel bar truss has a restraining faction to the development of the crack, and the phenomena is that there has more crak and larger distributing area on the shear wall, which is an important token of the improved seismic capacity. concealed steel bar truss has the faction of increasing the height of plastic hinge area, which is another important token of

    研究結果表明:內藏鋼桁架高剪力墻與普通高剪力墻相比:屈服荷載和極限荷載比顯著提高;屈服剛度明顯提高;其滯回環相對飽滿,延性系數及耗能能力顯著提高;內藏鋼桁架高剪力墻,其鋼桁架斜對裂縫發展有控製作用,現象是墻體上的裂縫較多、分佈域較廣,這是抗震耗能能力增強的要表徵;內藏鋼桁架高剪力墻有增大底部塑性耗能區域的作用,這是抗震耗能能力增強的另一要表徵;內藏鋼桁架還有顯著提高抵抗剪力墻基地剪切滑移能力的作用。
  5. The protein product of meq gene was highly expressed in the nuclei of recombinant baculovirus infected sf9 cells when using an anti - meq monoclonal antibody ( mcab ) 23b46 to run the immunofluorescence assay ( fa ) ; the expression quantity and if staining patterns differed with different times post - infection ( pi ). the results of western blotting and immunoprecipitation test showed there were two specific bands around 60 kd. the results of the study demonstrated that the baculovirus / insect cell system is effective to be used to express nuclear protein of virus

    結果發現:本表達系統產生的meq蛋白可被組痘病毒表達的meq制備的單抗23b46所識別;在感染細胞中, meq蛋白僅局限於細胞核內,而且隨著感染后( pi )時間的增加,具有從核質向核仁和核膜轉移的趨向; w已stemblot和免疫沉澱試驗證實狀病毒感染細胞裂解物中出現有兩條大小約為60kd的特異帶。
  6. Yuanbai was composed of 1 818 bp with a nucleotide orf ( 1 581 bp ), which encoded a protein of 526 aa with molecular weight of 62. 2 kda and pi of 8. 96. strongly basic ( + ) amino acids, strongly acidic ( - ) amino acids, hydrophobic amino acids and polar amino acids of the protein were 13. 12 %, 11. 59 %, 36. 69 % and 23. 19 % respectively

    ( 5 )將bccyp86材下i和天客cyps石初下基因轉化到大腸菌blzi中誘導表達,發現t - 28 、 1mmol ? l 』 ,的iptg 、誘導20h的條件下, pgex一bccyp86叼fl 、 pgex .尺刃了屍召『初下兩個組質粒有約80kda的蛋白質特徵條帶出現。
  7. So there is no traverse index of the evaluation rig in the product standard of worm gear oil in the world, which restricts badly the development and the application of worm gear oil

    因此,國內外蝸輪蝸油產品標準中沒有臺架評定通過指標,嚴製約了蝸輪蝸油的發展和推廣應用。
  8. In this paper, stress and strain are analyzed in elastic - plastic bending process of plate, and a viewpoint is put forward in with plastic stress and strain neutral layer displace toward inside, and coincide with elastic stress and strain neutral layer when big curvature elastic - plastic bending process is come into being of plate on the basis of the theory of plane curving pole in the material mechanics

    摘要通過對板料彈塑性彎曲應力應變分析,利用材料力學中的平面曲理論,提出了板料大麴率彈塑性彎曲塑性應力應變中性層和彈性應力應變中性層向內移動並合的觀點。
  9. The mutant pel - d92l was expressed in pichia pastoris gs115, sds - page detection showed that the expression product pel - d92l - gs is different from pel - gs, and its " yield decreased dramatically, the themostability of pel - d92l - gs is also different from the pel - gs, but their optimum temperatures are same. 3. directed evolution of pel through random mutagenesis mutagenesis pcr carried out in error - prone conditions was used on the vector psk - pel, using the oligos " beginning " and " end ", homologous to the 5 ' and to the 3 " ends of the gene of pel respectively

    三、 pel基因的隨機誘變用易錯pcr方法對pel基因進行隨機誘變, pcr產物與ppic3 . 5k連接,轉化大腸菌,獲得的混合質粒電轉化畢赤酵母gs115 , omm平板篩選適于低溫或對熱穩定的組子,篩選獲得一株最活反應溫度、熱穩定性、發酵酶活有提高的突變體pel - ep5 - gs ,其最活反應溫度為45 ,比野生型高出5 ; 40處理30min殘留活性為56 ,大大高於野生型的6 ;初始ph7 . 3528條件下培養72h ,發酵上清酶活為325u / ml 。
  10. A. baumanii ; was resistant to - lactams ( except imipenem ), with drug resistance rate above 60 %

    鮑曼不動菌對-內酰胺類抗生素交叉耐藥嚴,除亞胺培南外,其他藥物耐藥率高於60 % 。
  11. In addition, sediment from these typhoon shelters typically has low electrochemical potential and contains high levels of organic matter and heavy metals. this pollution occurs largely because of the inability of the typhoon shelters to easily rid themselves of any contaminants that make their way into them

    一直以來,近市區的避風塘水質較差,溶解氧水平低而大腸菌和其他污染物含量則偏高,此外沉積物的電化學勢通常較低,並含有大量有機物和金屬。
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