core knock-out machine

进出口专业英语词汇(C7) ... core jarring machine 泥芯落砂机 core knock-out machine 出芯机 core lifter 岩芯提取器 ...

core-英汉词典... ... core knock-out device 击芯机,出芯机 core knock-out machine 出芯机,击芯机 core knockout 泥芯打出机 ...