For some time it was a mystery how silkworms managed to convert these proteins into silk threads without the proteins crystallizing before the animal is ready to spin them.
蚕吐丝前,蛋白质尚未结晶,蚕是如何将蛋白质转换成蚕线一直是个未解之谜。
Compared with rosin, the crystallizing maleic rosin ability decreases.
与松香相比,马来松香的结晶能力减弱。
It was also found that the tree initiation voltage increases after re - crystallizing.
同时还发现,经过重结晶后,电树的起始电压也升高了。
The front flush design also enables the switch to be used for highly viscous and crystallizing mediums.
前置式设计使开关能用于高粘稠和结晶介质。
The spherulite morphology of PA1010/6 crystallizing at different conditions was studied by PLM and SEM.
在正交偏光显微镜(PLM)和扫描电镜(SEM)下观察了不同结晶条件下PA1010/6共聚物结晶及球晶形态。
After reaction finished, cool the mixture with ice water while agitating so as to get crystallizing niclosamide.
反应结束后将混合溶液用冰水冷却,边冷却边缓慢搅拌结晶。
B-Type starch crystallites can be formed from dissolving and frozen-crystallizing the acid-hydrolyzed maize starch.
酸解玉米淀粉经过溶解及冷冻结晶后可形成B型淀粉微晶。
The results show that all compositions of the powder are uniformally mixed at atom level and have a high non-crystallizing degree.
研究结果表明:喷雾干燥法制得的复合氧化物粉末各种组元是在原子水平上的均匀混合,且非晶化程度高;
The result indicated that the microstructure of the powder is clearly related to quenching velocity and crystallizing temperature.
结果表明,快淬后磁粉的显微结构与快淬速度和晶化温度密切相关。
Rotary evaporator is especially applied in condensing, crystallizing and separating heat-sensitive material and recycling menstruum.
尤其适用于热敏性物料的浓缩、结晶、分离和溶媒回收。
Single peak insulin was purified by using DEAE-Sepharose fast flow ion exchange chromatography and crystallizing with zinc component.
单峰胰岛素经deae琼脂糖快流速离子交换层析后用醋酸锌结晶,得到结晶单组分胰岛素。
In general, the SOP & co-productive crystallizing compound fertilizer products by means of the process have good quality and great market potential.
采用该方法生产的硫酸钾及三元结晶复合肥,产品质量好,副产品市场前景广阔。
It is showing where is either the crystallizing process by the stress introducing or secondary crystallizing process by the temperature introducing.
表明口模拉伸过程中既存在应力诱导的结晶过程,又存在温度诱导的二次重结晶过程。
Extraction method of treating oxytetracycline crystallizing mother solution was simple and good for economic performance and environmental protection.
萃取法处理土霉素结晶母液工艺简单、效率高,具有良好的经济和环境效益。
The high purity manganese carbonate is prepared by the process of leaching, removing impurities and crystallizing from Guangxi's low grade manganese ore.
采用广西某地低品位碳酸锰矿为原料,以硫酸浸出、浸出液除杂、碳化结晶工艺制备得到高纯碳酸锰产品。
The utility model adds a water cooling system to uniformly cool an aluminum ingot of the crystallizing wheel to improve the quality of the aluminum ingot.
另外增设水冷却系统,使结晶轮中铝锭冷却均匀、提高铝锭质量。
However these troubles of concentrated urea liquor crystallizing and blocking pipe, as well as urea changing into biuret at high temperature should be avoided.
但在生产中要妥善解决尿素浓溶液易结晶堵塞管道以及尿素在高温下易生成缩二脲的问题。
In a common continuous sheet casting apparatus, constant magnetic field of 0.3-1 tesla strength is applied to the cooling section and the crystallizing section.
由普通薄板连铸装置的冷却段及结晶器两侧外加恒定磁场,磁场强度为0.3 ~1特斯拉。
Crocoite is a mineral consisting of lead chromate and crystallizing in a monoclinic crystal system, and it is the only chromate of any importance found in nature.
赤铅矿是一种由铬酸铅组成的矿石,以单斜晶体形式存在的结晶体。并且是自然界中发现的唯一一种重要铬酸盐。
The nonlinear system with time-delay usually exists in the industry crystallizing process, so traditional control strategy can not meet the industry's requirement.
由于工业结晶过程存在非线性和滞后现象,因此采用常规的控制策略已经达不到工业生产的要求。
The crystallizing rate for the powder melt at constant cooling rate was quicker, its crystallizing peak was higher and sharper, and its super cooling degree was lower.
二者的主要差别在于粉末的熔体结晶速率快,结晶峰尖窄,过冷程度低。
In view of the model nonlinearity, the complexity, and the measuring difficulty in the crystallizing process of cane sugar, a genetic neural network model is established.
针对蔗糖结晶过程控制中存在的模型复杂性和检测困难等问题,建立了蔗糖结晶过程的遗传神经网络模型。
When nitrogen passes through the pulser, nitrogen distributor and nozzle, into crystallizing tube, the heat-transfer and mass transfer in crystallizing process are strengthened.
氮气通过脉冲器、氮气分配器和喷嘴,向结晶管内鼓泡,强化结晶过程的传热与传质。
The better crystallite can be obtained by homogeneously debranching and crystallizing the acid-hydrolyzed starch. Besides the crystallinity increases as the hydrolysis time lasts.
酸解淀粉经均相脱支和结晶化可以形成较好的微晶,且酸解时间越长结晶度越高。
According to the diathermanous principle in crystallizing, the cause of transverse waves on the surface of cast-rolled plate was analyzed, and the effective factors were discussed.
利用结晶过程的传热学原理,分析了铸轧板表面产生横向波纹的原因,探讨了影响缺陷产生的多种因素,提出了预防缺陷产生的措施。
The emphasis is placed on the calculations of the critical temperature difference of the possible crystallization for the metastable graphite under a given crystallizing condition.
重点给出在一个结晶条件下亚稳相石墨可能结晶的临界温度差的计算。
To treat tetramethyl ammonium chloride with H2SO4 in organic solvent, a precipitate is produced. A white crystallizing solid TMAHS is prepared after filtrating, washing and drying.
以H_2SO_4处理四甲基氯化铵的有机溶液,立即生成沉淀,经过滤、洗涤、干燥后,得到白色结晶状固体——TMAHS。
During welding metallurgic process, re compound with surface energy separated out previously from superheating melted metal, and acted as the crystallizing nucleus of compound carbides.
具有高能表面的稀土化合物质点,在焊接冶金过程中领先析出于过热液相内,充当了包裹式碳化物颗粒的非自发晶核核心。
During welding metallurgic process, re compound with surface energy separated out previously from superheating melted metal, and acted as the crystallizing nucleus of compound carbides.
具有高能表面的稀土化合物质点,在焊接冶金过程中领先析出于过热液相内,充当了包裹式碳化物颗粒的非自发晶核核心。
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