查询词典 phosgene

The degree of acute phosgene intoxication can be classified into six-grade or six-degree according to general clinical assessment.

综合判断临床急性光气中毒轻重程度作出六级或六度的危险分层以供商榷。

Phosgene has been used in many organic syntheses, notably of isocyanates; but its commercial use has been largely discontinued because of its toxicity.

光气被广泛应用于有机合成，尤其是异氰酸盐的合成，但由于光气毒性巨大，限制了它在商业上的应用。

Acute phosgene poisoning cause acute lung injury principally, it can be healed in short time by combination treatment mainly included glucocorticosteroid.

急性光气中毒主要引起急性肺损伤，通过以糖皮质激素为主的综合治疗，可以在短时间内痊愈。

It was lightning Wind phosgene geotechnical gold-sik to yin and yang fire and water.

它是光气雷电风金植水火土力能阴阳。

Diphenyl carbonate is an important carbonic ester, an important precursor for the synthesis of polycarbonate without using phosgene.

碳酸二苯酯是一种重要的有机碳酸酯，是非光气法合成聚碳酸酯的关键原料。

BACKGROUND AND AIM: To study the changes of peroxisome proliferator-activated receptor γ expressions at different time points in rat lung after phosgene exposure and explore the role of PPAR-γ in this pathogenesis. MATERIALS AND METHODS: 60 male rats were randomly divided into 6 groups with 10 in each group.

背景与目的：研究大鼠经光气染毒后，不同时间点肺组织中过氧化物酶体增殖体激活受体γ的表达变化，以探讨PPAR-γ在光气致大鼠急性肺损伤中的作用。

As a foundation raw material, propylene oxide was reacted with phosgene use the process tradition method that mean low temperature and high temperature two phosgenation sections to synthesis bis chloroformate .

以聚氧化丙烯为基础原料，与光气在合适的溶剂下经过传统的低温、高温两段法光气化反应合成氯甲酸二酯，然后再与芳香多胺在合适的溶剂和催化剂下反应，脱除溶剂后得到一种新型的端胺基聚醚。

This project quests for a new route for synthesizing polyurethane not only with mild reaction conditions but also without environmental pollution basing on the fact that virulent phosgene used in the industrial process to produce isocyanic acid ester has badly been polluting the environment at present. And this project belongs to the research in basic application science.

本项目基于目前工业生产异氰酸酯过程中采用剧毒光气对环境造成严重污染这一事实，探索出了一种反应条件温和、无环境污染的新的聚氨酯合成路线，属于应用基础研究。

Because of its nonpoisonous, DMC can substitute phosgene , dimethyl sulfate or methylating used as methyl pharmaceutical to improve the security of production and reduce the environmental pollution; As the solvent, DMC can substitute fluorine lyons , methyl chloroform , trichloroethylene , benzene , dimethylbenzene, etc.. And it can be used as the paint dope, clean solvent. As gasoline additive, DMC can raise hard octane value and oxygen content and improve its antiknock possibility.

由于DMC无毒，可替代剧毒的光气、硫酸二甲酯等作为甲基化剂或羰基化剂使用，提高生产操作的安全性，降低环境污染；作为溶剂，DMC可替代氟里昂、三氯乙烷、三氯乙烯、苯、二甲苯等用于油漆涂料、清洁溶剂等；作为汽油添加剂，DMC可提高其辛烷值和含氧量，进而提高其抗爆性。

Wedgeplug O-Seal plug valves with their positive, no-leak features are not only recommended as the best general purpose valves for handling hydrocarbons, vegetable oils, solvents, etc., but are ideal for such tough service as butane, propane, butadiene, acetone, ethyl alcohol, ammonia, anhydrous ammonia, benzene, vinyl chloride, dry chlorine, Dowtherm, ethane, ethylene, hydrogen chloride, napthalene, oxygen, hydrogen, phthalic anhydride, dry phosgene, phosphoric acid, potassium carbonate, styrene, molten sulphur, sulphur dichloride and related services within a temperature range from -300oF to + 450oF within pressure limits of the valves.

楔塞O形密封旋塞阀具有积极的、无泄漏特性，不但是最好的通用的阀门，用于处理碳化氢，植物油，溶剂等，还特别适用于严酷的应用环境，如丁烷，丙烷，丁二烯，丙酮，乙醇，氨，无水氨，苯，氯乙烯，干氯，道氏热载体，乙烷，乙烯，氯化氢，萘，氧，氢，邻苯二甲酸酐，干碳酰氯，磷酸，碳酸钾，苯乙烯，融化硫，二氯化硫，以及温度在-184oC至232oC之间，压力在阀门额定压力等级范围内的有关应用。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。