单词	筒形开关
释义	筒形开关drum switch
随便看	cupric hydrogen oxalate cupric hydrogen periodate cupric hydroxide cupric hydroxycarbonate cupric hydroxyiodate cupric hydroxynitrite cupric hypochlorite cupric iodate cupric ion-nitrogen base complex cupric isovalerate cupric metaborate cupric nitrate cupric nitrite cupric oleate cupric oxalate cupric oxide cupric-oxide rectifier cupric oxychloride cupric oxysulfate cupric oxysulfate--copper(ii) oxysulfate cupric perchlorate cupric phosphate cupric phosphite cupric pyrophosphate cupric resinate