vein deposit是什么意思

用法例句

Up to now, study on metallogenesis of vein gold deposits are well developed, especially of large ones.

目前对脉金矿床，特别是大型金矿床的形成研究已取得重要进展。

General principle and method to uphold overall stability of mine in the mining of vein deposit;

脉状矿床开采维护矿山整体稳定性的一般原则和方法

If a vein deposit occurs at a fault belt with gentle dipping angle it trends to be controlled by slate,argila-ceous or siliceous cements at the roof Of the fault.

湖南省境内有些脉状矿床，沿倾向延伸的长度为水平长度的数倍，而且还有侧伏规律。