Construction projects in different fields to meet the emergency needs!
可以满足不同领域建筑工程的紧急需要！
Its principle, construction, control circuitry and main application fields are also described briefly.
对其原理、结构、控制电路和主要应用领域作了简要介绍。
Capital construction is under way at several gas fields.
几个天然气田正在进行基本建设。
Capital construction is under way at several gas fields.
几个天然气田正在进行基本建设。
应用推荐