contact vein मीनिंग इन हिंदी

उदाहरण वाक्य

1. The western, or contact vein, was worked by means of a crosscut from the Providence vein on the level; this crosscut was about in length.
2. A crosscut was driven from the level of the Providence vein, which gave, when the vein was intersected, of " backs " on the contact vein.