查询词典 dichlorodifluoromethane

Ethylene Oxide and Dichlorodifluoromethane Mixture, with not

环氧 烷和氯氟烷的混合物，环氧烷含量不超过

Ethylene Oxide and Dichlorodifluoromethane Mixture, with not

环氧 烷和氧化碳的混合物，环氧烷含量超过9%，但不超过87% 1041

This article describes the low pressure fluorination process for production of dichlorodifluoromethane , discusses the problems of prevailing in the process and proposes an improved process-high pressure fluorination reactor with external circulation.

介绍了二氟二氯甲烷低压氟化反应的生产过程，指出和剖析了生产技术中存在的问题，提出了采用外循环加压氟化反应器的改进措施。改进后的反应器具有生产能力大，反应气质量好，催化剂损耗低等特

Ethylene Oxide and Dichlorodifluoromethane Mixture, with

环氧 烷和氧化碳混合物，环氧烷含量超过87%Ethylene

Dichlorodifluoromethane and Difluoroethane, Azeotropic Mixture

氯氟 烷和氟烷的共沸混合物，含约74%氯氟烷2602

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。