The apparatus is made of zinc platingiron plate, and composed of the respiratory chamber, the water conducting tube and the handle.
该呼吸器用镀锌薄铁制成,由呼吸室、导水管、手柄等部分组成。
2
After extraction separation of gold by MIBK, lead, copper, iron, nickel in gold plating bath were determined by inductively coupled plasma-atomic emission spectrometry (ICP-AES).
The major problems of brush plating bath and the effect of soluble and non-soluble positive pole on various brush plating baths in ironplating are discussed.