Daheishan gold deposit is a fractured alteration type and quartz vein type gold deposit, hosted in the outer contact zone of Damiao granite.

大黑山金矿是赋存于大庙花岗岩体外接触带的破碎蚀变岩型和石英脉型金矿。

youdao

In any case, for the signal to pass through with minimal alteration, the contacts within the connector must maintain good contact force and resist corrosion over the life of the contact.

在任何情况下，对于需要传递而只允许最小限度变异的信号而言，连接器内的触点必须接触良好并能在接触期间抵抗腐蚀。

youdao

In any case, for the signal to pass through with minimal alteration, the contacts within the connector must maintain good contact force and resist corrosion over the life of the contact.

在任何情况下，对于需要传递而只允许最小限度变异的信号而言，连接器内的触点必须接触良好并能在接触期间抵抗腐蚀。

youdao