英语语法分析

While for the 2-butyne-1, 4-dibromide, in the similar conditions, no good results were reached.

而在其它条件相同的情况下，制备2 -丁炔- 1,4 -二溴并未得到相应较好的结果。

The method to analyse whole chloride in 1,4-Dihydroxy-2-butyne by combining a new instrument named Automatic Quick Furnace(AQF)is introduced.

介绍了一种全新的“油相”样品前处理仪器——自动快速燃烧炉（AQF）与离子色谱联用技术，测定1，4-丁炔二醇中全氯的方法。