查询词典 chitin

According to theoretical analysis,the chitin has a rigid chain as polypeptides.

根据理论分析，甲壳素可视为刚性链，与多相似。

The article discusses how to improve the sizing properties of chitin size by enzyme degradation of chitosan.

文章讨论了通过酶法降解改善甲壳素浆料上浆性能的相关问题。

The exoskeleton of insects is largely made of protein and chitin.

昆虫的外骨骼大部分是由蛋白质和几丁质组成的。

But chitin and chitosan\'s applications were limited for their insolubility in water.

但由于几丁质和壳聚糖溶解性能差，大大限制了它们的应用。

Influence of reaction temperature, time, NaOH content and pre-marination on deacetylation in the preparation of chitosan from chitin is studied.

研究了甲壳质分步脱乙酰制壳聚糖反应的温度、时间、NaOH含量和预浸泡时间对脱乙酰度的影响。

Chitosan is an unique alkali polysaccharide from deacetylation of chitin, the abundant polysaccharide in nature.

壳聚糖是自然界中大量存在的甲壳素的脱乙酰化产物，为碱性多糖。

Chitosan is a product of depolymerization and deacetylation of chitin, which has extensive biofunction because of its complex constructions.

目的：研究几丁糖对成纤维细胞增殖及Ⅲ型前胶原mRNA表达的影响，阐明其抗纤维化的作用机制。

After testing the mechanical property of elytron with nanoindentation, the experiment result shows that values of Cybister tripunctatus's elytron chitin are higher than the average values, and the mechanical property of different testing areas are dissimilar.

在对多种甲虫鞘翅运用纳米压痕仪进行力学性能测试后，发现东方龙虱鞘翅壳质层的力学性能数值要大于总体的平均值，而且同一甲虫鞘翅的不同测试区的力学性能也存在差异。

NIRS was used to quantify chitin, ergosterol and mycotoxins. Calibration equations and validation equations for these materials were developed.

随着不同模型的定标方程的建立和模型数据库的不断完善， NIRS将会在真菌研究领域发挥越来越大的作用。

The invasion extent and harmfulness of fungi can be determined by chitin, ergosterol and mycotoxins.

几丁质、麦角甾醇和真菌毒素可以反应真菌侵染程度和危害性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。