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