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- The purpos of this paper is to study the technology of optimum condition of Benzyl Salicylate synthesis with ester interchang method. 本文介绍用正交试验法确定酯交换合成水杨酸苄酯的工艺条件,讨论了原料摩尔比、反应温度、催化剂用量以及反应时间对酯交换反应的影响。
- With the data comparison method and the component interchanging method,reasons for engine stalling when starting of CEDRIC A33car are analyzed. 采用数据比较和零件互换的方法,分析了风度A33轿车发动机起动时易熄火故障产生的原因。
- By discussing the standard technology of open EDI,a Web interchange method for Internet EDI is put forward and the security on open EDI is expounded. 通过对开放式电子数据交换技术标准的讨论,提出了基于因特网的电子数据交换软件的实现方法及安全保密措施.
- The method seems good but it needs to be tried out. 这个方法似乎不错,但需要试验一下。
- This method can be interchanged with that one. 这个方法可以和那个互换。
- I can't claim infallibility for this method. 我不敢说这方法绝对有效。
- The thief interchanged the diamonds with some pieces of glass. 那个窃贼将钻石用一些碎玻璃偷换了。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
- The chief interchanged the diamond with some pieces of glass. 那首领拿一些玻璃块替换了那些钻石。
- Popularizing this new method is not an easy job. 推广这种新方法不是件容易的工作。
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- I have a simple and easy method. 我有个简易的方法。
- I went through by a summary method. 我成功运用了一个简易的方法。
- By this method, you obtain a good result. 用这种方法,你就会取得良好的结果。
- Many times has he tried that method. 那种方法他已经试验许多次了。
- Our packing method shall be improved. 我们的包装方法应加以改进。
- His method of organizing the work is commendable. 他组织这项工作的办法是值得称赞的。
- We interchanged partners; he danced with mine, and I danced with his. 我们交换了舞伴; 他和我的舞伴跳,我和他的舞伴跳。
- We must get some method into our office filing. 我们必须把公文归档工作弄出些条理来。
- He prepares to go mad with fixed rule and method. 他准备对死板的规则与方式大闹一番。
