查询词典 carbon

Inoptimal condition, the biosurfactant concentration can reach 2.2g/L in 150h with 20g/L tetradecane as sole carbon source, the biosurfactant concentration was stable at 165~220mg/L with 20g/L crude oil as sole carbon source.

4在优化条件下，以20g/L十四烷为碳源，培养150小时，糖脂表面活性剂浓度可达到2.2g/L，以20g/L石油为唯一碳源，糖脂浓度稳定在165～220mg/L。

The nuclei density at the surface of carbon fiber is much higher than that in the bulk area, and the resulting radial growth produces a type of transcrystalline structure, and the characteristic temperature of crystallization increases with carbon f...

结晶动力学表明：结晶生长本质仍是球晶机理，促进聚丙烯结晶的原因是碳纤维使结晶过程的表面自由能降低。

As the amount of carbon shortage, tricalcium phosphate reacts with the carbon lining, the corrosion of furnace, stove life threatening.

由于炭的用量不足，磷酸三钙会与炭素炉衬发生反应，腐蚀炉膛，危及炉子寿命。

While at Phase IV, with specific growth rate increasing, the carbon flux of PP decreased gradually, and the carbon flux of Tricarboxylic Acid Cycle, which providing enough precursors and energy to synthesize human-like collagen, decreased slightly with specific productivity of human-like collagen increasing.

在第Ⅲ阶段，随着比生长速率的增大，进入磷酸戊糖途径的碳流量先增大后减小，当比生长速率为0.15h~(-1)时达最大值，其次是0.20h~(-1)的，以合成足够的前体和NADPH满足细胞生长所需；在诱导后，随着比生长速率的增大，进入磷酸戊糖途径的碳流量逐渐减小，而进入三羧酸循环的碳流量随着类人胶原蛋白比产率的增大而稍有减小，以提供足够的前体和能量合成目标蛋白。

The affection to growth of the strain was investigated with different carbon sources (yeast extract, smelting starch, sucrose and glucose) and nitrogen sources (NH42SO4, Ca(NO3)2, peptone and tryptone, and the result showed that the yeast extract was the best carbon source, whereas the peptone was the best nitrogen source.

通过比较酵母膏、可溶性淀粉、蔗糖和葡萄糖等不同碳源以及(NH4)2SO4，Ca(NO3)2，蛋白胨和胰蛋白胨等不同氮源对该菌株生长的影响情况，结果表明：酵母膏为其最佳碳源，蛋白胨为其最佳氮源。

Assuming that variations of the marine 13C/12C ratio are directly recorded in carbonate rocks, thousands of carbon isotope analyses of late Precambrian examples have been published to correlate these otherwise undatable strata and to document perturbations to the carbon cycle just before the great expansion of metazoan life.

新元古代较低的13C/12C比值被认为是前寒武纪特有的变化，这些变化包括所有有机质在海洋中的完全氧化以及生物产率的下降导致的热液二氧化碳的输入。通常热液中的二氧化碳被认为拥有较低的13C/12C比值。

To identify the non-uniform coating in a carbon fiber tow can be overcome by the pneumatic spreading process; two groups of spread and unspread carbon fiber tow coated with nickel by electroless plating were compared.

为了证明藉由气体展开制程可克服碳纤维纱束不均匀镀层的结果，将碳纤维纱束分为展开与未展开两组，比较无电镀镍后的结果。

Based on the fire tests of one unstrengthened reinforced concrete beam and five reinforced concrete beams strengthened in flexure with carbon fiber sheets, the influence of fire insulation thickness, load ratio and strengthening ratio on the fire resistance of reinforced concrete beam strengthened in flexure with carbon fiber sheet has been discussed.

通过一根未加固钢筋混凝土梁，以及五根碳纤维布抗弯加固钢筋混凝土梁的三面受火试验，探讨不同厚度的厚涂型防火涂料、不同荷载比、不同碳纤维布加固量等因素对碳纤维布抗弯加固钢筋混凝土梁耐火性能的影响。

Low carbon is the times tidal current , China is to Great Power having sense of responsibility , Chinese nation enterprise is also to enterprise having sense of responsibility , ought to be to guide person and to trample on an untonsured monk have the sense of responsibility , low carbon life-style to the earth and human being.

低碳是时代的潮流，中国是有责任心的大国，中国的民族企业也是有责任心的企业，应该是对地球和人类有责任感、低碳生活方式的引领者和践行者。

A temperature rise of 69K will occur during adiabatic filling of methane from activated carbon between pressure levels of 1 and 36atm if the volumetrically adsorption capacity of methane on activated carbon was 140V/V.

在本实验范围内制备高比表面积活性炭的最佳条件是：活化时间60min，活化温度770℃，碱炭比5∶1，原料粒度为100～450μm的辽宁盘锦焦，制得的高比表面积活性炭的比表面积达到3730m〓/g。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。