1. A system composed of the nearly immiscible liquids H2O and CCL4 has two phases. 由几乎不相容的液体h2o和CCL4组成的体系具有二相。
2. Esterification reaction of ricinoleic acid with normal butanol was studied using NaHSO4·H2O as catalyst. H2O作催化剂，对蓖麻酸与正丁醇酯化反应进行了研究。
3. In this paper, the research progress of PLSS for EVA is introduced. The techniques of CO2 removal system and H2O removal system are key parts of PLSS. 本文介绍了国外舱外航天服生保系统的研究进展，主要包括CO2去除和H2O去除等方面的新技术。
4. This Paper has Studied the observational parameters of 20 extragalactic H2O megamaser Sources. 研究了至今为止已发现的20个河外H2O超脉泽源的观测参数。
5. A thermodynamic equation for the correlation of effect of electrolyte on VLE of H2O-nonelectrolyte system was developed based on modern electrolyte solution thermodynamics. 在经典热力学基础上运用现代电解质溶液理论提出电解质对水—非电解质系统汽液平衡影响的关联方法。
