roofbolter

常見例句

• Rotary drill rod used for coal mining roofbolter
  煤礦錨桿鉆機(jī)用回轉(zhuǎn)鉆桿
• hand- holding water hydraulic roofbolter
  手持式水壓錨桿鉆機(jī)
• Aiming at the problem that rotary roofbolters are not suitable for hard terrane,the valveless hydraulic impact-rotary driving head of roofbolter was proposed.
  針對(duì)旋轉(zhuǎn)式錨桿鉆機(jī)不適用于堅(jiān)硬巖層的問(wèn)題,提出了無(wú)閥液壓沖擊旋轉(zhuǎn)型錨桿鉆機(jī)動(dòng)力頭結(jié)構(gòu)。
• The Noise Control of Pneumatic Roofbolter with Vane Motor
  葉片式風(fēng)動(dòng)錨桿鉆機(jī)的噪聲與控制
• Dynamic Characteristic Simulation of Hand-holding Water Hydraulic Roofbolter
  手持式水壓錨桿鉆機(jī)動(dòng)態(tài)特性計(jì)算機(jī)仿真
• Function and application of MQT series pneumatic roofbolt(cable) drilling
  MQT系列氣動(dòng)錨桿(錨索)鉆機(jī)的性能與應(yīng)用
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