挥发的

The model system confirmed the presence of 2-acetyl thiazole and 5, 6-perhydro-2, 4, 6-trimethyl-1, 3, 5-dithiazine in the odor of prawn as there were a large amount of acetaldehyde and H〓S present.

本文以模拟体系证明两类对虾挥发性组分中的2-乙酰基噻唑和5.6-二氢2.4.6-三甲基，1.3.5-二噻嗪的存在，对于该化合物产生的途径以及其质谱裂解规律进行了探讨。

Ache with tristearin, sodium or nitrify cotton is coagulating agent, adopt the legal system of two steps Bei technology, in 65 ℃ respond , shell mellow wine: tristearin acid: the best proportion of the sodium of sodium hydroxide is 91: 6.5: 1, compound with two methods solid shell mellow wine, at the same time join stabilizing agent , eliminate smoke dose , restrain volatilizer and fireworks modifier etc., is as hydration alumina eliminate smoke dose, raise the integral performance of solid shell pure fuel.

以硬脂酸钠或硝化棉为凝固剂，采用两步法制备工艺，在65℃时进行反应，甲醇：硬脂酸：氢氧化钠钠的最佳比例为91：6.5：1，用两种方法配制出的固体甲醇，同时加入稳定剂、消烟剂、抑制挥发剂、焰火改性剂等，如水合氧化铝作为消烟剂，来提高固体甲醇燃料的综合性能。

The results show that the indoor air is unpolluted and the main contamination is particulates with diameter of 10 μm or less, total volatile organic compounds and ozone; the pollution mostly comes from personnel, merchandise and outdoor air; the unacceptability ratio of the indoor air quality is 22.64%, so the indoor air is unacceptable; indoor persons have caught sick building syndrome; long time and low concentratio...

结果表明，商场室内处于未污染状况，主要污染物是可吸入颗粒物、总挥发性有机化合物和臭氧；主要污染来源于顾客、商品和室外空气；商场内人员对室内空气的不可接受率为22·64%，室内空气属于不可接受；室内人员已有病态建筑综合症发生；长时间低浓度污染，是室内污染的重要特征；室内人员对商场的温度、相对湿度和室内光照度、视觉环境等满意程度很高。

All wine contains some VA but when a vinegary smell can be detected it is considered a fault.

所有的葡萄酒都含有一定的挥发性酸，但当酸味能被察觉时则认为是不正常的。

The concentration of CWS was measured use drop method, as well as the viscosity characteristics was studied use rolling viscosimeter.

神华煤液化残渣的燃烧在低温段非常强烈，在150℃区间内迅速挥发完毕，试验样品的质量迅速下降，燃烧产物的50％以上是在这个阶段进行，说明神华煤液化残渣前期燃烧反应能力很强。

Volatile salt base there is clear corresponding concern between the corrupt degree of nitrogen and animal sex food, it is food of assess animal sex fresh one of spent main index.

梗概： 挥发性盐基氮和动物性食品的腐败程度之间有着明确的对应关系，是评定动物性食品新鲜度的重要指标之一。

It is apparent that a high degree of ammonia volatilization and/or nitrate leaching can occur in cropping systems susceptible to previously described conditions.

很明显，高的氨挥发和硝态氮的淋失会发生在符合上述条件的任何种植制度中。

But when the concentrations were too low, micropatterns would have large shrinkage due to the volatilization of solvents.

但溶液浓度过稀时，由于大量溶剂的挥发，所制备的条纹会有较大的收缩率，这会给精确复制微结构带来困难。

WARNING: Do not grasp the body of thesyringe because the heat of your hand will cause the cyclopentadiene to volatilize.

警告：不要抓住注射器的躯干，因为你的手所产生的热量会使环茂二烯挥发。

In this paper, the preparation and characteristic of gas sensor based on carbon nanotubes for formaldehyde, benzene, toluene and xylene detection were discussed.

论文对基于纳米碳管的气体传感器对甲醛、苯、甲苯和二甲苯这四种有机挥发物的气敏特性做了初步的研究和探讨。

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。