Technical code for hydrogeological driling of electrical power engineering 電力水文地質(zhì)鉆探技術(shù)規(guī)程
Discussion about the high quality and long life of rock - driling bit 探討提高鑿巖釬具質(zhì)量和使用壽命的方法
It is used suitable for driling in the reinforced concrete and driling all kinds of stones 它適用于在鋼筋混凝土和各類石材上鉆孔。
Interpretation of gravity and magnetic anomalies obtained at continental scientific driling site in subei 蘇北大陸科學(xué)鉆探靶區(qū)重磁異常反演解釋
Szo222 class drill machine processed glass is pneumatically gripped , driling is alternativelg done by upper and reverse drills , feeding is automatically operated operation platform can be pneumatically elevated , it can operate on wide surface Szo222型玻璃鉆孔機(jī)采用氣動(dòng)裝夾玻璃,上下鉆頭先后鉆孔自動(dòng)取料,工作臺(tái)氣動(dòng)升降,可加工面積范圍廣。