composition metal

基本解釋

Direct and some metal composition chlorides of chlorine under the moist circumstance .
氯在潮濕的情況下直接與某些金屬合成氯化物。
General bridge crane lifting trolley generally, bridges run organization, structure and composition of metal bridge.
普通橋式起重機一般由起重小車、架橋運行機構、橋架金屬結構組成。
A method for quickly measuring the composition of metal comprises the following steps: A. placing: placing an integrated metal sample below an electrical sparkle generating hole;
一種快速測量金屬組成的方法，該方法包括以下步驟： A。放置：將金屬樣品整塊放在電火花產生孔下；
ip.com