木化纖維 的英文怎麼說
中文拼音 [mùhuàxiānwéi]
木化纖維
英文
lignified fiber-
The microorganism which produce ethanol from lignocellulose must be able to dissimilate both five - carbon and six - carbon sugars and consist of the pdc and adh ii which are key enzymes in ethanol formation. regretfully, no naturally occurring organism can efficiently1 produce ethanol from all monosaccharides
要從木質纖維素生成乙醇,所利用的微生物必須能同化所有的戊糖、已糖成分,而且含有生成乙醇的關鍵酶:丙酮酸脫羧酶( pdc )和乙醇脫氫酶( adh ) 。Biorefinery is a new technique which uses the agriculture waste, starch of plant and lignocellulose substance as raw materials to pro duce various chemicals, fuel and biomaterials
摘要生物煉制是一種利用農業廢棄物、植物基澱粉和木質纖維素材料為原料,生產各種化學品、燃料和生物基材料的新型技術。There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared
實驗研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方面的變化表現為:隨日齡增加,根長/株高比值日益增大;根系逐漸發達;體積與葉面積比逐漸增大;表皮細胞體積變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞間隙日漸變小;海綿組織逐漸消失;葉面結構常為典型旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、機械組織日漸發達;具有維管束鞘等等。The dongming poplar floss slurry ltd., which major product is flakeboard, and chengwu senli manmade board ltd., which major product is moderate density fiberboard had became one of the ten major forest corporations. and we have brought up another 15 major forest corporations. now ten machining colony, such as tung spelling board of chao country zhuangzhai, strip willow basketry of pulianji, veneer of yuncheng huang ’ an, hub processing of juancheng shiji, furniture of zhangzhimen, decorating wood line of shanxian, hub processing of chengwu, veneer of xinxing and lizhuangji in peony borough, had formed in heze
至2003年底,全市獨立核算的森工企業發展到2984多家,其中東明楊木絨毛漿有限公司、定陶縣林盾木業有限公司(主要產品為刨花板) 、成武森利人造板公司(主要產品為中密度纖維板)步入了全省十大林業龍頭企業的行列,培植了十五大龍頭企業;全市形成了曹縣莊寨桐木拼板、普連集條柳編製品、鄆城黃安膠合板、鄄城什集木片加工、張志門傢具、單縣浮崗裝飾木線條,成武孫寺木片加工、牡丹區新興和李莊集膠合板等十大加工群體,林業產業化發展勢頭良好。The peak times of amylase, cmc enzyme, cellulose, laccase, guaiacol oxidase and polyphenol oxidase were the 10th day, the 12th day, the 12th day, the 14th day, the 16th day and the 16th day respectively. it indicated that phellinus igniarius has the capability of discomposing amylum, cellulose and lignose
澱粉酶、 cmc酶、纖維素酶、漆酶、愈創木酚氧化酶、多酚氧化酶的活性高峰分別出現在第10d 、第12d 、第12d 、第14d 、第16d 、第16d ,說明桑黃對澱粉類物質、纖維素類、木質素類物質均具有降解能力。The research for the utilization of lignocellulose. especially for the conversion of lignocellulose into fuel ethanol by microorganisms is being studied intensively
對木質纖維素利用的研究,特別是通過微生物將木質纖維素轉化為乙醇是當前研究熱點之一,也是難點之一。Quantitative analysis procedure of lignocellulose solid substrate including hemicellulose, cellulose and lignin, ignition method, volumetric method and soak extract method were utilized to study the changes of chemical components in lawn - grass and weeds during hydrothermal degradation with different conditions
摘要運用木質纖維素固體基質半纖維素、纖維素和木質素定量分析程序等分析檢測了不同濕解工況下草坪草和雜草主要組分的化學變化。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。The metabolism of these extreme microbes during the production of maotai liquor would further produce multiple enzymes of thermal stability such as amylase, protease, saccharifying enzyme, cellulose, glucase, xylanase, and each kind of dehydrase involved in redox reaction, and dna polyase etc
茅臺酒釀造過程中極端釀酒微生物代謝產生多種熱穩定性的酶,如澱粉酶、蛋白酶、糖化酶、纖維素酶、葡萄糖甘酶、木聚糖酶、參與氧化還原反應的各種脫氮酶、磷酸烯醇丙酮酸激酶及dna聚合酶等。Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects
尤其是在過去全球變化pages研究中,埋藏古木纖維素中的碳氫氧同位素分析已成為環境演化研究的主要量化手段。另外,對于中國這樣典型的季風氣候國家,開展樹輪穩定同位素隨季節性變化的研究具有重要的意義。我國在樹輪研究方面起步較晚,研究方法和研究內容上也比較簡單,還存在不小差距,既要進一步積累基礎資料,又要做區域對比,加強與相關學科的交叉研究。Cellulose acetates with different substitution degrees were synthesized with wood pulp as raw material and dodecylbenzenesulfonic acid as catalyst
摘要以木漿為纖維素原料、十二烷基苯磺酸為催化劑,制備了一系列不同取代度的纖維素醋酸酯。Yun - jing corporation adopts continuous way of chemistry to produce bleach pulp & paper plank of timber fibrin, it is a typical flow enterprise
雲景公司採用連續式化學法生產漂白木纖維紙漿板,它屬于典型的流程企業。They are provided with recreational activities and a wide range of discipline and skills training including foot drill, casualty handling, light rescue, basic mechanical and electrical engineering, canoe - building and fibreglass moulding, printing and book - binding, carpentry and interior design. they are also trained in countryside preservation, crowd control, rock climbing, orienteering and expeditions
團員入伍后可參加各種康樂活動,以及多元化的紀律和技能訓練,包括:步操、傷者處理、輕型搶救、基本機電工藝、製造獨木舟及玻璃纖維制模、印刷及釘裝技術、木工及室內設計等。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 。Apart from participating in recreational activities, cadets are trained in a wide variety of disciplines and skills including foot drill, light rescue, basic mechanical and electrical knowledge, printing, canoe - building and fibreglass moulding
團員入伍后,除了參加康樂活動外,還接受多元化的技能訓練,包括步操、輕型搶救、基本機電知識、印刷、製造獨木舟和玻璃纖維制模等。Apart from participating in recreational activities, cadets are trained in a wide variety of disciplines and skills including foot drill, light rescue, basic mechanical and electrical knowledge, printing, canoe - building and fibreglass moulding. they also receive training in crowd control, rock climbing and expeditions
團員入伍后,除了參加康樂活動外,還接受多元化的紀律和技能訓練,包括步操、輕型搶救、基本機電知識、印刷、製造獨木舟和玻璃纖維制模等。團員也學習人群管理、攀石、遠足等知識和技能。The outcome shows that naixiong crude drugs is little iightcoioured, has a protruding terminal bud, has little fragrance ; the bodily form of shanchuanxiong is emacicated and small sized, has a dry and decayed gully in the middle part, has a strong fragrance the wooden degreen of naixiong " s fibre is at a lower stage, and thas small oil drops ; but chuanxiong and shanchuanxiong ' s are at a higher stage, and they has oil drops in abundance
對奶芎、山川芎與川芎進行了生藥學研究:奶芎藥材顏色較淺,頂端有一突起的頂芽,氣微香;而山川芎體形枯瘦,個體較小,中心常有枯朽狀溝槽,氣香。奶芎組織中纖維木化程度低,油滴較少;而川芎、山川芎纖維木化程度高,油滴較多。It is respectively : production, facility for transporting operates personnel : jockey of lathe work, milling, grinding work, boring labour, solderer, modular machine tool, machining center jockey, casting matchs benchwork, besmear to install ship - fitter of ship - fitter of equipment of benchwork of labour, tool, boiler, electric machinery, discretion to control ship - fitter of appearance of ship - fitter of appearance of instrument of electric equipment ship - fitter, electron, electrical engineering instrument, machine ; irrigation works of aricultural herd fishing produces personnel : inspector of quarantine of the member that animal epidemic disease prevents and cure, animal, firedamp produces work ; personnel of line of business of commerce, service : the member that assistant, bagman, publication is issued, chinese traditional medicine purchase and sale, clerk of the member that the division of division of appraisal appraisal division, chinese style noodle, chinese style noodle, western - style cook division, western - style noodle division, division that move wine, nutrition distributes food, dining - room, antechamber clerk, client clerk, health care ; handle affairs personnel and concerned personnel : secretary, public relations member, the member that terminal of communication of computer operator, cartographer, operator, user is maintained
分別是:生產、運輸設備操作人員:車工、銑工、磨工、鏜工、焊工、組合機床操作工、加工中心操作工、鑄配鉗工、塗裝工、工具鉗工、鍋爐設備裝配工、電機裝配工、高低壓電器裝配工、電子儀器儀表裝配工、電工儀器儀表裝配工、機修鉗工、汽車修理工、摩托車維修工、精密儀器儀表修理工、鍋爐設備安裝工、變電設備安裝工、維修電工、計算機維修工、手工木工、精細木工、音響調音員、貴金屬首飾手工製作工、土石方機械操作工、砌築工、混凝土工、鋼筋工、架子工、防水工、裝飾裝修工、電氣設備安裝工、管工、汽車駕駛員、起重裝卸機械操作工、化學檢驗工、食品檢驗工、紡織纖維檢驗工、貴金屬首飾鉆石檢驗員、防腐蝕工;農林牧漁水利生產人員:動物疫病防治員、動物檢疫檢驗員、沼氣生產工;商業、服務業人員:營業員、推銷員、出版物發行員、中藥購銷員、鑒定估價師、中式面點師、中式面點師、西式烹調師、西式面點師、調酒師、營養配菜員、餐廳服務員、前廳服務員、客戶服務員、保健按摩師、職業指導員、物業指導員、物業治理員、鍋爐操作工、美容師、美發師、攝影師、眼鏡驗光員、眼鏡定配工、家用電子產品維修工、家用電器產品維修工、照相器材維修工、鐘表維修工、辦公設備維修工、保育員、家政服務員、養老護理員;辦事人員和有關人員:秘書、公關員、計算機操作員、制圖員、話務員、用戶通信終端維修員。This rich variety of genes, species, and biological communities gives us food, wood, fibers, energy, raw materials, industrial chemicals, and medicines - all of which pour hundreds of billions of dollors into the world economy each year
大量基因,種族和生物群體給我們提供了食物,木材,纖維,能量,肉類,物質,還有工業餓,化學的和機械的生產.這些給世界的經濟每年帶來了數億美元的價值The pretreating methods, the enzymatic hydrolysis of cellulose and hemicellulose, the breeding of effective strains for fermentation, and the development of the preparation technology for ligncellulose are mainly introduced
重點介紹了木質纖維素轉化為乙醇的原料預處理方法、纖維素和半纖維素的酶法降解、有效可靠的發酵菌種的選育及木質纖維素乙醇制備工藝的開發。分享友人