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1·Railway equipment in general. Failsafe function. Determination method and treatment rules.

铁路通用设备。防故障功能。测定方法和处理规则。

2·The separation of several co-existent elements was investigated and easy and quick determination method of super trace Iridium was established based on it.

确定了萃取和反萃取的条件，考查了多种共存元素的分离情况，并在此基础上，制定了岩石矿物中超微量铱的简便、快速的测定方法。

3·Objective: to establish the contents determination method of (-) -menthone, menthol, cinnamic aldehyde in Po Sum on oil by capillary column gas chromatography.

目的：采用高效毛细管气相色谱法同时测定保心安油中(-)-薄荷酮、薄荷脑和桂皮醛的含量。

4·The results shows that the corrosion is an ideal austenite crystal boundary corrosion for pipe line steel. The accuracy of adopted determination method is high.

结果表明，此浸蚀剂是管线钢一种理想的奥氏体晶界浸蚀剂，所采用的测定方法的精确度较高。

5·Conclusion The luminous flux determination method for assessing Eustachian tube function is sensitive rapid, and objective, so it is a hopeful appraisal measure.

结论耳咽管功能的光通量测定方法灵敏、迅速和客观，是一种很有希望的判定手段。

6·The engineering determination method for a set of environment factors in the integrated reliability evaluation based on the currency estimating model is proposed.

结合一种常用的可靠性综合评估模型，给出了可靠性评估中一组环境因子的工程确定方法。

7·The Determination method of organic basis of hydrochloride by oscillopolarographic titration is quick, exact, easy to observe the final result and can save materials.

用示波极谱滴定法测定有机碱盐酸盐类药物，快速、准确，易检测出最终结果，节省药品。

8·This paper presents a determination method of specific activity for uranium isotope in rocks, soil, water and thorium isotope in rocks using 232u as a tracer isotope.

本文介绍了用(232u)作示踪同位素，测定岩石、土壤、水体中铀同位素及岩石中钍同位素比活度的方法。

9·Using the length-determination method, an analytical solution of the relation between natural frequencies and shell lengths with arbitrary boundary conditions is obtained.

利用长度待定法，得到壳体在任意边界条件下固有频率与壳长关系的精确解。

10·The determination method of Tetracycline family of drugs residue in the tissue was improved through the pretreatment and selection optimization of GC analytical conditions.

通过前处理方法和色谱分析条件的选择优化，改进了组织中四环素族药物残留的检测方法。