木質化作用 的英文怎麼說

中文拼音 [mùzhíhuàzuòyòng]
木質化作用 英文
lignification
  • 木 : Ⅰ名詞1 （樹木） tree 2 （木頭） timber; wood 3 （棺材） coffin 4 （姓氏） a surname Ⅱ形容詞1 （木...
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 木質 : xylon; xylogen木質板 wood based panel [board]
  1. According to the feature that deformation resulted from water absorption and mildew appear mainly on the rabbet surface of ccf, this paper adopts rsst to spray a special waterproof sealant on rabbet surface of ccf, so that the sealant can get into fiberboard to certain extent by means of capillarity and penetration, blockage the holes between fibers and capillary, cut up passage of water and change the properties of soakage and sorption to water in capillarity and fiber. at the same time, solidified sealant can form a compact waterproof pellicle on rabbet surface so as to prevent water and humidity from fiber ' s expansion and mildewing

    針對吸水變形、霉變主要發生在地板企口表面的特徵，採用企口表面全封閉法，在復合強化地板企口表面噴塗特殊的防水封閉劑，使其依靠毛細管作用及滲透作用進入板內一定深度，堵塞木纖維之間的空隙及毛細孔通道，截斷水分傳遞的渠道，並改變毛細孔壁及纖維的表面性質以不利於水的浸潤與吸附，同時其固化后能在企口表面形成一層緻密的憎水薄膜，防止水分、濕氣從企口侵入板內引起木纖維膨脹變形、發霉等現象。
  2. Characterization of air quality - workplace atmospheres - method for the determination of vaporous chlorinated hydrocarbons by charcoal tube solvent desorption gas chromatography

    空氣質量表徵.第3部分:工作場所空氣.第3節:用木炭管溶劑解吸氣體色譜儀測定汽態氯化烴的方法
  3. Characterization of air quality - workplace atmospheres - method for the determination of vaporous aromatic hydrocarbons by charcoal tube solvent desorption gas chromatography

    空氣質量表徵.第3部分:工作場所空氣.第4節:用木炭管溶劑解吸氣體色譜儀測定汽態芳香烴氯化烴的方法
  4. Directed by new theories and approaches of sedimentology, diagenesis and reservoir evaluation, focused on marine clastic reservoir of donghe sandstone member, in tarim basin, strata and depositional system of donghe sandstone member are classified ; typical depositional facies types, depositional model and horizontal distribution have been studied through depositional facies analysis of 17 single wells, combined with seismic data. major diagenetic events, stages and " four history " collaboration have been systematically analysesed, furthermore, the relation between reservoir diagenesis and porosity evolution has been built ; thorough studies on reservoir lithology, physical property and pore structure, reservoir development related to depositional envoironment, diagenesis and tectonic has been discussed ; reservoir has been evaluated and predicted by five influential parameters drawn from the results of the study on depositional facies, diagenesis and reservoir characteristic. in the end, favourable reservoir body distribution has been pointed out

    本論文以沉積學、沉積巖石學、沉積成巖作用與儲層地質學、儲層評價技術的新理論新方法為指導，以塔里木盆地巴楚組東河砂巖段海相碎屑巖儲層為主要研究對象，通過17口典型井的單井地層沉積相分析和成巖作用分析，結合地震資料，對東河砂巖段地層和沉積體系進行了詳細劃分，研究了東河砂巖段分佈區的典型沉積相類型、沉積模式及其平面展布特徵；系統分析了東河砂巖段碎屑巖儲層的主要成巖事件、成巖期次及其四史配置關系，指出了儲層成巖與孔隙演化的關系；深入研究了東河砂巖段碎屑巖儲層的巖石學特徵、物性分佈、孔隙結構等特徵，著重討論研究了沉積環境、成巖作用和構造作用對儲層發育的影響；運用「權重」評價法結合地層沉積相、成巖演化和儲層特徵研究的結果，選取了五個對儲層發育有重要影響的參數對儲層進行了整體的評價和預測，指出了塔里木盆地東河砂巖段儲層有利儲集體的分佈狀況。
  5. The recombinants were constructed by transforming ppic9 a - xynb into p. pastoris gs115. the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p. pastoris. in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity. the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1. xynbb was gotten by deglycasylation of xynba, whose molecule weight returned to 23kd. we comparised the enzymatic properties of xynba expressed in p. pastoris, xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph, the optimal ph of xynb and xynba were both 5. 2, the optimal ph of xynbb was 5. 0 ; the optimal temperature of xynb and xynba were both 60 c, while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883. 88iu / mg and 832. 5hu / mg respectively, which were both lower than 2814. 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21. 56 ( g / kg ) and 20. 87 ( g / kg ), while the km value of xynbb was 27. 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg. min and 5329umol / mg. min respectively which were lower than 27623 umol / mg. min of xynb ; additionally all of the three enzymes did not display cellulase activity. they all had well resistance to pepsion and trypsin, and were not sensitive to metal iron, surface active agent and chelating agent. the analysis of different xylans enzymatic hydrolysate revealed : by xynba, that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose, which account for 68. 43 % and 16. 50 % respectively, additionally there was 11. 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose, which account for 81. 78 % and 11. 55 %. the result indicated that this xylanase was a kind of 1, 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides

    進一步對xynba進行了脫糖基化處理得到xynbb ，其分子量恢復到23kd ，證明xynba是糖基化蛋白。通過對畢赤酵母重組表達的木聚糖酶xynba 、脫糖基化的木聚糖酶xynbb以及橄欖綠鏈黴菌a1所產原酶xynb之間酶學性質的比較發現：三種酶的最適ph差異不大， xynb和xynba均為5 . 2 ， xynbb為5 . 0 ； xynb和xynba的最適溫度均為60 ， xynbb降為50 ：在耐熱性上， xynba由於糖基化作用熱穩定性明顯高於未糖基化的xynb和xynbb ； xynba和xynbb的比活性分別為883 . 88iu mg和832 . 51iu mg ，明顯低於原酶的比活2814 . 45iu mg ； xynb和xynba的km值相當，分別為21 . 56 （ g kg ）和20 . 87 （ g kg ） ，而xynbb的km值較大為27 . 10 （ g kg ） ； xynba和xynbb的vmax相差不大，分別為4568 mol mg ? min和5329 mol mg ? min ，明顯低於xynb的27623 mol mg ? min此外三種酶均無纖維素酶活性，對胃蛋白酶和胰蛋白酶有很好的抗性，且對作用環境中的各種離子、表面活性劑、螯合劑不敏感。通過對不同木聚糖的酶解產物的糖份分析發現：以樺木木聚糖為底物時，酶解產物主要為木三糖和木四糖，含量分別為68 . 43和16 . 50 ，另外還含有11 . 79的木二糖；以玉米芯木聚糖為底物時，酶解產物主要為木二糖和木三糖，含量分別為81 . 78和11 . 55 。
  6. The reasonable model of exploiting and utilizing to the plant resources is put forward, which should be mainly protected. all kinds of communities are analyzed. the aubor ' s average height of karst evergreen - deciduous forest is 6. 88m. theuper arbor ' s average height is 13. 07m. the highest one reaches 25m. the community cover ratio is over 90 %, only few gaps existnatural convalescence forest is inferior to karst evergreen - deciduous forest in the restoration degree. there are a few tall arbor in the community. the height of alpine shrubs forest is 1. 00 to 2. 00m. there is no dominant species. the average height of karst shrubs forest is 0. 97m. the rhus chinensi s, desmodium racemosum and golochidion pubrum are the dominant species

    以觀賞及綠化樹種、用材樹種和藥用植物等歸類對洛塔植物資源作出了評價，觀賞植物主要有：玉趼、百合、繡球花等；用材樹種有大葉櫸、香果樹、光灰楸等；藥用植物有南方紅豆杉、杜仲等，並提出了對植物資源以保護為主的合理開發利用模式。分析各類型植物群落的保護年齡，地質與土壤背景以及群落基本結構和特徵，喀斯特常綠落葉林喬木層平均高度為6 . 88m ，上層喬木平均高13 . 07m ，最高可達25m ，群落郁蔽度達90以上。
  7. Tetraploid black locust is a variety has been bred in south korea, the leaves of which are 3 times larger than those of diploid varieties and contain 1. 4 times more protein. and it has no prickles on its surface. it can be used not only as pioneer species in environmental beautifying and ecological restoration, also as fodder, bee forage, timber production, and so on

    四倍體刺槐是韓國培育出的刺槐新品種，屬無刺類型，其葉片大小為普通二倍體刺槐的4倍，蛋白質含量為1 . 4倍多，不但可以作為先鋒樹種廣泛應用於環境美化和生態建設中，還可作為飼料、蜜源和木材等不僅具有較好的生態效益，同時還具有很高的經濟價值。
  8. Abstract : this paper gives an in - depth analysis of the types, quantity and quality as well as exploitation and utilization status of the economic forest resources including fruit tree forest, woody grain forest, and woody edible oil forest. based upon this, essential problems existing in the exploitation and utilization of the resources are discussed and countermeasures concerning their sustainable development are identified as : 1 ) to take exploitation and utilization of economic resources as a strategy for improving sustainable agricultural development ; 2 ) to strengthen scientific and technical input, improve high - quality degree of economic forest resources and develop varieties with high international competitive ability ; and 3 ) to energetically develop and transform woody eidble oil and grain forests for the realization of their sustainable development

    文摘:對我國經濟（果樹，木本糧食、食用油料）林1 ）資源的類型、數量、質量特徵和開發利用現狀進行了深入分析，同時，探討了經濟林開發利用中存在的主要問題，提出了如下的對策和建議：把經濟林的開發利用當作農業可持續發展的戰略舉措來抓；加強科技投入，提高經濟林的優質良種化程度，發展有國際競爭力的種類；大力發展和改造以及深度開發木本食用糧食、油料林等種類，從而實現可持續發展。
  9. This paper gives an in - depth analysis of the types, quantity and quality as well as exploitation and utilization status of the economic forest resources including fruit tree forest, woody grain forest, and woody edible oil forest. based upon this, essential problems existing in the exploitation and utilization of the resources are discussed and countermeasures concerning their sustainable development are identified as : 1 ) to take exploitation and utilization of economic resources as a strategy for improving sustainable agricultural development ; 2 ) to strengthen scientific and technical input, improve high - quality degree of economic forest resources and develop varieties with high international competitive ability ; and 3 ) to energetically develop and transform woody eidble oil and grain forests for the realization of their sustainable development

    對我國經濟（果樹，木本糧食、食用油料）林1 ）資源的類型、數量、質量特徵和開發利用現狀進行了深入分析，同時，探討了經濟林開發利用中存在的主要問題，提出了如下的對策和建議：把經濟林的開發利用當作農業可持續發展的戰略舉措來抓；加強科技投入，提高經濟林的優質良種化程度，發展有國際競爭力的種類；大力發展和改造以及深度開發木本食用糧食、油料林等種類，從而實現可持續發展。
  10. High strength steels for civil engineering works. assessment of the embrittling effect of a medium by means of slow tensile testing

    土木工程用高強度鋼.在緩張力試驗條件下對介質脆化作用的評定
  11. Our results provided direct evidence that pf40 gene play a role in the tissue development, with knockout this gene the lateral buds were not visible. the plant hormones auxin and cytokinin appear to play a major role in controlling this process, therefore, the concertrition of auxin and cytokinin was measured, however, the concentration of the two hormone was variation a little in transgenic plants, but the ratio of the two was more than 5 fold in the pf40 gained function plant than that in wild type. furthermore the pf40 gene effected differentiation of the vascular bundles in different transgenic plants, results showed the pf40 could change both xylary fibers and vessel

    進一步的實驗發現pf40基因會影響植物側芽發育的早期，即pf40基因作用在側芽形成與發育的早期。對轉基因穀子的組織切片的分析還表明pf40基因引起不同形式的轉基因穀子的維管組織的發育的差異，轉化正義載體穀子的木質部變多，維管系統增多，而反義或干擾的轉基因穀子的木質部數量變少，木質部分化異常。從轉基因的結果可見pf40基因可以減弱植物的頂端優勢，這種作用是通過改變植物體內激素的含量實現的。
  12. A vacuum carbonized furnace which manufactured to carbonize straw pole, a set of equipment which globe - grinded the carbonized straw pole were designed and prepared in this work. the furnaces were used to carbonize the smashed straw pole in the vacuum furnace first, and to grinded it in the globe - grinding machine. with the powder, woodceramics target and compound target were made to manufacture external metal - carbon wave - guide compound film series on columned ferrite surfaces

    在本論文工作中，自行設計與製造了制備碳化秸稈的真空碳化爐及粉碎球磨設備，用此設備把粉碎的秸稈先在真空碳化爐中進行碳化，碳化的秸稈粉再經過球磨設備球磨成細粉，用此細粉做成木質陶瓷靶和復合靶材在圓柱鋰鐵氧體表面鍍覆符合要求的表面金屬-碳系復合波導膜，並制備了木質陶瓷塗層導電膜。
  13. The progress in the studies on chemical constituents, quality control and pharmacological activity of akebia plants is summarized in recent years

    摘要查閱國內外文獻的基礎上，綜述了近年來木通屬植物的化學成分、質量控制、藥理作用等方面的研究進展。
  14. One lignin unit was found to be oxidized by about 3 electrons as an average when kappa number of the pulp became about half ( from 25. 4 to 13. 4 )

    只有第一階段氧化反應是木質素與氧氣直接反應，而在第二、三階段主要是協同氧化作用，氧化反應過程中產生的活性氧基團扮演了一定角色。
  15. Honokiol, as a major active constituent extracted from the bark of magnolia officianlis, can inhibit tumor growth through cytotoxic activity, inducing differentiation and apoptosis, inhibiting vessles, synthesis of enzyme, dna, rna and ( or ) protein

    和厚樸酚作為木蘭科植物厚樸的主要活性成分，通過細胞毒作用，抑制新生血管，誘導細胞分化，誘導細胞凋亡，抑制酶的合成以及抑制dna ， rna和（或）蛋白質的合成等機制發揮了抗腫瘤的作用。
  16. The standard turns the scientific management of the chinese woodworking machinery, economy is developed in an all - round way, increase economic efficiency, popularization of new technology and scientific findings, guarantee product quality, safeguard consumer s interests, dispel trade obstacle, promote international between exchange of technology and trade develop, improve products purpose in the world not to fight for ability, ensure people health and security play a great role

    標準化為中國木工機械的科學管理健康全面發展提高經濟效益新技術和科研成果的推廣保證產品質量維護消費者利益消除貿易障礙促進國際技術交流和貿易發展提高產品在國際上的意爭能力保障人民健康和安全起到重大作用。
  17. A kind of potassium fertilizer based lignin was made from modified lignin and potassium chloride, leaching experiment and pot experiment were conducted to test the effect of modified lignin on slow - releasing potassium fertilizer and the bio - utilization

    摘要利用木質素改性產物作為肥料添加劑，與氯化鉀復混製成木質素鉀肥，通過土柱淋溶與盆栽試驗，驗證木質素對鉀肥的緩釋作用與作物對鉀肥利用情況。
  18. It is a kind of tube, which uses high - strength fiberglass as reinforcing material, thermosetting resin as the base and then taken shape on a special pultruded mold, where the high temperature activates the resin to cure

    具有輕質高強、耐老化、外形美觀等優異特性，廣泛應用於園林工具等行業，適用於作園林工具手柄，是木柄、鐵柄、鋁柄的理想替代品。
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