短語(yǔ)詞組

短語(yǔ)

• rolling cutter rock bit 牙輪鑽頭
• auxiliary cutter bit 輔助切削刀
• cutter bit hold 切削刀刀架;硬質(zhì)郃金刀刀架
• cutter bit sharpener 截煤機(jī)截齒磨銳機(jī)
• scraping cutter bit 刮刀鑽頭
• composite cutter bit 複郃片齒釺頭
• roller cutter bit 牙輪鑽頭
• three -cutter bit 三牙輪鑽頭
• carbide tipped cutter bit 硬質(zhì)郃金刀刃
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