试用的

This is a pilot edition of a new language course.

这是一种新语言教程的版。

A new stocktaking system is currently under trial at the supermarket.

目前超市正在一种新的清点统。

In this paper, the methods about the production of low-sodium and high-potassium soy sauce were introduced. This production had a good refection in the hyperpiesia.

本文介绍了生低钠高钾酱油的生工艺方法,该品在原发性高血压病人得到满意的效果。