pren

pren

美  英

  • 网络Pitting Resistance Equivalent Number; 点蚀当量; 点蚀当量数

例句

Pren specializes in design, manufacture and sale of valve in the HVAC water system for years.

公司主要从事中央空调类水系统阀门的设计、生产和销售。

Pren type electric cables for aircraft

飞机用普兰式电缆