"查查詞典"手機(jī)版
千萬人都在用的超大詞匯詞典翻譯APP
- Diamond drilling bits and diamond core bits
金剛石鉆頭及金剛石取心鉆頭 - Polycrystalline diamond compact non - core bit
金剛石復(fù)合片不取心鉆頭 - Polycrystalline diamond compact core bit
金剛石復(fù)合片取心鉆頭 - Factors affecting performance of sandwich - structured diamond core bits
影響夾層式鉆頭性能因素的研究 - Diamond core bit for coal drilling
煤田鉆探金剛石取心鉆頭 - What type of core bit is it
這是什么型號(hào)的取芯鉆頭 - Pdc drillbits non - core bits
復(fù)合片pdc無芯鉆頭 - Researches and applications of compound diamond core bit with sintered body
混合型金剛石燒結(jié)體取心鉆頭的研制及應(yīng)用 - Pdc drillbits core bits
復(fù)合片pdc無芯鉆頭 - Run in a diamond core bit
下金剛石取芯鉆頭
- a hollow drilling bit that is the cutting part of a core drill; allows core samples to be taken