常見(jiàn)例句For example the gravel top,which is easy to collapse,the abnormal high pressure of Anjihai formation,the undergauge happened in Taxi river and Shawan formation. 如上部極易坍塌的礫石層、安集海異常高壓層、塔西河沙灣的縮徑,給鉆井施工增加了相當(dāng)大的難度。Keywords Soil-Hg Hg-anomoly Oil-gas deposit Anjihai area; 壤中氣;汞異常;油氣藏;安集海地區(qū);Formation of the Anjihai River Terraces at the North Tianshan Piedmont, Xinjiang, and Significance 北天山山前安集海河階地形成的時(shí)代及意義 返回 Anjihai