price system造句

1、I liked its price system that was simple and clear.
我喜欢他们的价格系统，简单易懂。

2、two-tier price system of the mineral products
矿产品两部制价格

3、The article gave out price system stability is critical the mensurable expression of vector.
本文给出了价格系统稳定性临界向量的定量表达式。

4、I want to know how the price system works.
我想知道价格体系是怎样运着的。

price system翻译