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1)  Koch postulates
Koch准则
2)  Koch set
Koch集
3)  standard [英]['stændəd]  [美]['stændɚd]
准则
1.
On design standards of flood control in hydropower stations;
水电站防洪设计几个准则的商榷
2.
Think of Debt Recomposed Standard;
关于债务重组准则的几点思考
4)  Rule [英][ru:l]  [美][rul]
准则
1.
On the rule of debt-recombination;
债务重组准则问题的探讨
2.
Carry out the rule of debt recombine,build up the reliability of announced enterprise accounting information;
贯彻债务重组准则,增强企业会计信息披露的可信度
3.
Based on the analysis of nonlinear dynamics to time series of strain and stress which are tested by MTS to lots of joint systems of sandstone specimens,a new rule to find the largest Lyapunov exponent is established by introducing LE1-m mathematical model and unit-step function.
基于对大量砂岩试样裂隙系统的MTS全应力–应变时间序列的非线性动力学分析,构造单位阶跃函数并引入到最大Lyapunov指数LE1的判别模型中,建立了确定LE1的新准则。
5)  criteria [英][krai'tiəriə]  [美][kraɪ'tɪrɪə]
准则
1.
Classification criteria of potential landslides susceptibility assessment for Mukence watershed;
台东木坑溪集水区潜在崩塌评估准则之建立
2.
Analysis and research for risk assessment criteria of underground engineering
地下工程风险评估准则分析与研究
3.
Comparative study of the validity of the international criteria for blood smear review on two types of hematology analyzers
国际血涂片复审准则对于2类血细胞分析仪的比较研究
6)  Principle [英]['prɪnsəpl]  [美]['prɪnsəpḷ]
准则
1.
Cardinal principle and application practice of 3D digital model design for nuclear power plant;
核电站设备三维模型设计的基本准则和应用实践
2.
Maintenance principles and utility decision-making of earthquake-resistance of housing;
住宅抗震的维修准则与效用决策
3.
Ethical dilemmas and the credibility principle;
伦理困境与诚信行为准则
补充资料:Gattermann-Koch reaction
分子式:
CAS号:

性质:芳烃在三氯化铝(或三溴化铝、三碘化铝、三氯化铁、三氟化硼等)催化下与一比一的一氧化碳和氯化氢反应,生成芳香醛。在常压下反应,收率通常为30%~50%;若加压(5~7MPa)下反应,收率可达80%~90%。主要用于苯甲醛和烷基苯甲醛的合成。酚、酚醚及具有间位定位基团的芳香化合物则不能发生此反应。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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