英语语法分析

It has the following characteristics 1. Chromate eluant is used.

它具有如下特点：(1)使用了铬酸盐洗脱液。

With hydrochloric acid as eluant, the procedure can be greatly simplified.

采用稀盐酸作淋洗剂，大大简化了检测手续，经济简便。

These problems have been obviated by supporting the glassy material on a porous membrane remote from the eluant.

通过将玻璃质物质支承在远离洗提液的多孔薄膜上来克服这些问题。