reciprocating drill
英
美
- drill n.钻孔机;钻子;反复操练;播种机v.练习;钻孔;(军事)训练
- reciprocating adj.往复的;摆动的n.往复摆动;往复式发动机动词reciprocate的现在分词形式.
- The rock drill is indispensable for digging coal mines.
凿岩机是煤炭采掘不可缺少的工具。
- The factory was set up for drill production in TAI-CHUNG.
于台中县青山设工厂,打造凿岩机用钻头。