Up to the present, no general formula, covering all kinds of multiple equilibrium systems of mixed acids and bases has appeared in chemical literature.
目前在化学文献中还没有一个能够包括各种混合酸碱的复杂体系的通用计算公式。
However, chemically implausible or impossible structures arose from these manipulations, and it is a concern and disappointment that these chemical features passed into the literature undetected.
然而，化学不可信或根本不可能从这些结构产生的操作，它是一个关注和失望，这些化学特征到文学未被发现通过。
While I was working for a chemical company, I sometimes deciphered English technical literature without the grammatical knowledge.
当我在一个化学公司工作的时候，我有时破译英语技术文献不用语法知识。
According to the worldwide literature, the main physical and chemical properties of lignin and its application as carrier of fertilizers were introduced in the paper.
根据有关文献资料介绍了木质素的主要物理化学性质及其作为肥料载体在国内外的研究进展。
Chemical Abstracts Service Database provides the chemistry-related literature and patents.
美国化学文摘数据库提供与化学相关的文献与专利。
Of course, there are some studies the futures market literature, especially in the oil and chemical class futures contracts, which give quite a good empirical research.
当然也有一些研究期货市场的文献，特别是在石油化工类期货合约上，给出了的一些方法的实证研究。
Dynamics analysis was done by use of experimental data from the literature, which indicated that interface chemical reaction was the control of the process.
利用前人的实验数据，进行了水合物分解的动力学分析，认为温度在零度以上时，水合物分解反应由界面化学反应过程控制。
According to the worldwide literature, the structure and physical and chemical properties of lignin was introduced, its study and application as sewage agent was especially introduced in the paper.
根据文献资料，介绍了木质素的结构及理化性质，重点综述了木质素作为污水处理剂的开发应用进展；
Conclusions Few literature of the Epimedium lignans constituents were reported in the past, and further study on its chemical constituents and pharmacological activities will be done.
结论是以往淫羊藿木脂素类成分的报道相对较少，其化学成分和药理活性亟待进一步研究。
Conclusions Few literature of the Epimedium lignans constituents were reported in the past, and further study on its chemical constituents and pharmacological activities will be done.
结论是以往淫羊藿木脂素类成分的报道相对较少，其化学成分和药理活性亟待进一步研究。
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