以下为句子列表:
英文: Abstract: Recent advances in asymmetric hydrosilylation of prochiral carbonyl compounds catalyzed by chiral transition metal complexes are reviewed in this paper with 47 references.
中文: 文摘:评述了近年来手性金属配合物催化的前手性羰基化合物的不对称硅氢化反应研究进展。
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英文: Advances in the transition-metal catalyzed α-arylation of carbonyl derivatives and compounds with acidic hydrogen are reviewed.
中文: 摘要对钯等过渡金属催化的羰基化合物及含酸性氢化合物的α-芳基化反应的研究进展进行了论述。
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英文: Aldehyde A type of organic compound with the general formula RCHO, where the-CHO group (the baldheaded group) consists of a carbonyl group attached to a hydrogen atom.
中文: 醛:一种组成为RCHO的有机化合物,--CHO基团(醛基团)是由碳酰基结合氢原子形成的。
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英文: Acetic acid equipments using material in PTA, PVA, aldehyde oxidation and methyl alcohol carbonyl synthetic four plants in chemical industry and chemical fibre production are analyzed.
中文: 对化工化纤生产中的精对笨二甲酸、聚乙烯醇、乙醛氧化生产醋酸与甲醇羰基合成醋酸4个装置醋酸设备用材进行分析,并对含Cl-、含Br-、含I-的醋酸及含Cl-的甲乙混酸对不锈钢、铜、钛与镍基合金等金属材料腐蚀原因作了讨论。
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英文: According to the temperature control characteristic of the carbonyl compound mode evaluation device,the paper presents the design of system hardware and software,studies of control algorithm in combination with PID,pure delay and fuzzy control technology.
中文: 针对羰基合成反应装置中温度控制的特点,设计了温控器的硬件和软件部分;研究了与之相适应的控制算法,提出将模糊控制、PID控制及纯滞后控制算法有机地结合起来,使温控器在具有PID控制器动态跟踪品质和稳态精度的基础上,进一步实现控制的自适应性,发挥模糊控制鲁棒性强、动态响应好、上升时间快、超调小的特点。
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