英语词汇rock drill steel怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	rock drill steel
释义	rock drill steel 简明释义钎钢网络释义 1 ?凿岩钎钢 ... Riveted Steel Pipe铆接钢管 Rock Drill Steel凿岩钎钢 Rock-Drill Steel钎子钢 ... 2 ?钎头 ... rock-drill steel 钎子钢 Rock Drill Steel 凿岩钎钢 ; 钎头 unmounted rock drill 手持式凿岩机 ... 3 ?钎钢钎钢短语 1 Rock-Drill Steel 钎子钢 2 Hollow rock drill steel 凿岩钎杆用中空钢 ; 中空钢 3 hollow rock drill steel rolling 中空钢轧制双语例句 1 Even pace is a piece of rock, it would burst out sparks, as long as you pick up the hammer drill steel. 即使脚步下是一片岩石，它也会迸发出火花，只要你拿起铁锤钢钎。 2 In order to enhance the service hfe of hollow steel for rock drill stem, the odd number side section shape hollow steel has been designed. 为了提高凿岩钎杆用中空钢的使用寿命，设计了奇数边截面形状的中空钢。
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