纖維芯 的英文怎麼說
中文拼音 [xiānwéixīn]
纖維芯
英文
fiber core-
The compact fiber core layer make the sections very tough and firm, the lengthways bend intensity and compact intensity is higher than common rolled steel
緻密的纖維芯層使得型材非常堅韌牢固，其縱向彎曲強和沖擊強度的絕對值已高於普通鋼材。This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan
在里氏木霉rutc - 30的基礎培養基（ mandels營養液）中加入固定碳源乳糖和槐豆膠，然後將可變碳源（雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖）進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗，並以槐豆膠為底物用3 ， 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基，用該培養基培養的里氏木霉（ t . reesei ） rutc - 30使其轉錄的-甘露聚糖酶（ - 1 ， 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ） mrna量能夠滿足rt - pcr的要求。The fibers are glass fiber and core - spun yarn
混雜纖維由玻璃纖維和復合包芯紗混雜構成。Standard test method for determining wicking of glass fiber blanket insulation aircraft type
玻璃纖維襯墊絕緣材料芯吸性測定的標準試驗方法Detail specification for 62. 5um core diameter 125 - um cladding diameter class 1a multimore graded - index optical waveguide fibers
62 . 5um連芯直徑125um連皮直徑1a級多元分級指數光導纖維的詳細規范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 。We use the pbo fiber and kevlar fiber to be the main core materials with different cover wraps, which underwent recursive stretch tests, to analyze the elongation rate and lowering rate of the rope strength is in this experiment
摘要本研究以聚苯並惡唑纖維及克維拉纖維為芯材，搭配不同之外層包覆材，經由反覆拉伸測試下，分析其應用於飛行傘飛行時之飛行傘傘繩延伸率及其強力下降率。Water purification lu : liao products mainly walnut shell lu : liao, fibres ball lu : liao, activated charcoal, anthracite lu : liao, quartz sand lu : liao, stone lu : liao, pp filters, rags, soft materials
凈水濾料產品主要有核桃殼濾料、纖維球濾料、活性炭、無煙煤濾料、石英砂濾料、麥飯石濾料、 pp濾芯、凈水劑、軟性填料等。Melt - spinning of hollow sheath - core composite fibers of eva pp blend
共混物皮芯復合中空纖維的熔融紡絲工藝The difficulty lies primarily in the fact that the fiber core is relatively small.
困難主要在於纖維芯比較小。Specification for fibre cores for wire ropes
鋼絲繩用纖維芯規范Steel wire ropes ; round strand rope 6 24 standard 7 fibre cores
鋼絲繩. 6 24標準加7纖維芯的圓形絞股鋼絲繩Study on the cross section morphology and skin - core structure of pan fiber in wet - spinning
濕法紡聚丙烯腈纖維的截面形貌與皮芯結構的研究Filament winding machine is the key device which uses continuous fibre reinforced plastics to wind produce, its primary function is through which continuous fibre ( such as glass, aramid, carbon fibres and wire ) or fabric is wound on the mandrel surface on which produce is shaped according to needed pattern laws by special mechanical moves and controls
纖維纏繞機是用連續纖維增強塑料來纏繞製品的關鍵設備，其首要功能是通過特定的機械運動和控制，將浸漬過樹脂膠液的連續纖維帶（如玻璃纖維、碳纖維、芳綸纖維、金屬絲等）或布帶，按照所要求的線型規律排布在制品成型的芯模表面上。Damping property of glass - fiber - cored lead - wire reinforced rubber composite
玻璃纖維芯鉛絲增強橡膠復合材料阻尼性能研究A kind of drainage material consisting of a white polypropylene channel - shaped core surrounded by a gray long - fiber hot - bonded non - woven filter fabric, with metal conductor inside for measuring the driven depth
灰色長纖維熱粘無紡布濾膜包裹（通過粘合）白色聚丙烯槽型芯板組成的排水材料，內裝配金屬電子導線用於測量打設深度。Vegetable fiber dining tools : they are mainly made from wastes of crops such as rice shell, wheat shell, straw, and corn wick c
B .植物纖維類餐飲具，主要生產原料為稻殼或麥殼秸桿稻草玉米芯等農作物的廢棄物A rigid board made of layers of fiberboard or paper bonded to a gypsum plaster core, used instead of plaster or wood panels in construction to form walls
石膏灰泥板，灰膠紙柏板由石膏灰泥作芯板結合幾層纖維板或紙漿板製成的硬板，在建築中用於代替灰泥或木板來建造墻壁Base materials for printed circuits - epoxide cellulose paper core, epoxide glass cloth surfaces copper - clad laminated sheet of defined flammability vertical burning test
印製電路的基體材料.環氧纖維素紙芯，限定易燃性的Insulated shield and ground wire : insulated layer which outside of insulated wire core composed by semiconductive electric layer tinning copper wire and fibre material
絕緣屏蔽與地線：在絕緣線芯外面由半導電層及鍍錫銅線與纖維材料交叉編織組成的屏蔽層。分享友人