phosphine的例句大全

The features of isocyanate trimer and physical properties of tri-n-butyl-phosphine for isocyanate trimer catalyzer were introduced.

简要介绍了多异氰酸酯三聚体的特点,以及多异氰酸酯三聚催化剂三正 丁基 膦的物理性质.

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Docetaxel was prepared with a new type and high efficient catalyst, tributyl phosphine.

利用新型高效催化剂三丁基膦,制备多西他赛.

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Phosphine is a toxic gas which ignites spontaneously in air.

磷化氢是一种有毒气体,在空气中可以自燃.

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It is introduced that analyzing phosphine by GC method is a good method.

介绍了二氧化碳中的磷烷分析.

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The phosphine and arsine absorb the ultraviolet light much more strongly than does silane, causing them to be deposited out on the walls of the container.

磷化氢和砷化三氢对紫外光的吸收比硅烷强烈得多，因此，它们就沉积在容器的器壁上。

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Thus, in this dissertation three novel phosphine-catalyzed annulation reactions of electron-deficient conjugated systems have been systematically investigated, and the following results have been achieved. 1.

因此，本论文系统地探索了三类膦催化下缺电子共轭体系参与的新颖环化反应，并取得了以下结果。

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Electron-deficient conjugated systems are often involved in a variety of annulation reactions as electrophiles. However, the phosphine-catalyzed annulations of electron-poor conjugated systems are rarely touched.

缺电子共轭体系作为亲电试剂可参与多种环化反应，而膦催化下其参与的环化反应却鲜有报道。

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The toxicity of phosphine carbon dioxide and oxygen alone and as mixtures to the adults of copra mite

磷化氢、二氧化碳及低氧、二氧化碳混合熏蒸对腐食酪螨成螨毒杀作用的研究

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Determination of toxicity of phosphine on adults of copra mite [ tyrophagus putrescentiae ( schrank)] by a new laboratory method

用一种新方法测定磷化氢对腐食酪螨[Tyrophagus putrescentiae（schrank）]成螨的毒力

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Methods NCV and EMG were examined on 49 patients of chronic phosphine poisoning.

方法对49例慢性磷化氢中毒的患者进行NCV和EMG检测。结果纤颤电位出现率为9.7%，正锐波8.2%；

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