multi-drill

常见例句

Products: 300 tons cemented carbide mining bits and 400 tons buttons, 1 million pieces drills for mining and 10 thousand pieces multi drills for oil drilling.
产品方案：年产钎片300吨（采矿、采煤、建筑、伐木用）、柱齿400吨（采矿、采油、筑路、工具用）、中小钻头（回转冲击钻）100万支、牙轮钻10000支。
At six we were fallen in for drill.
六点钟我们站好队准备操练。
The sound of that drill jangles horribly on the nerves.
那台钻机的声音响极了，十分刺耳。
You'd better set a goal before you start the drill.
练习开始前，你最好设定一个目标。
After a long drill he told the squad to fall out.
操练了好半天之后，他让这个班解散了。
She had lots of drill in listening.
她在听力方面受过许多训练。