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- Keywords gas drainage;roof rock;unloading press;strike long drill;inside tube; 瓦斯抽放;顶板覆岩;卸压;走向长钻孔;套管;
- After a long drill he told the squad to fall out. 操练了好半天之后，他让这个班解散了。
- strike long drill 走向长钻孔
- After a long drill, the commander told his men to fall out. 在操练了很长时间以后, 指挥官命令士兵们解散。
- This is general HSS long drills for deep holes. 这是适用于深孔的通用型高速钢长钻头.
- If the 1938 hurricane, the strongest to strike Long Island in the last century, were to hit today, emergency officials say that Suffolk County alone would suffer more than $24 billion in losses. 如果1938年飓风，上世纪袭击长岛的最猛烈飓风，在今天袭击，紧急事务局官员说，那么仅萨福克郡（英国东部一郡）就将遭受24亿美金多的损失。
- Study on Coal Seam Roof Gas Drainage from the Strike of Annular Fracture Areas by the Long Drill Method 开采煤层顶板环形裂隙圈内走向长钻孔法抽放瓦斯研究
- After a long drill he told the squad to fall out 操练了好半天之后，他让这个班解散了。
- The dockers are coming out on strike for higher wages. 码头工人将举行罢工要求增加工资。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- You can keep my book as long as you like. 我的书你要借多久都随你的便。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- The beggar spun a long yarn about his misfortunes. 那个乞丐编造了一大篇自己如何遭遇不幸的故事。
- Rural areas have been worst hit by the strike. 受罢工影响最严重的是乡村地区。
- If only raising drilling fluid density to prevent hole sloughing,it will lead to slow penetration rates and long drilling cycles. 如果单纯提高钻井液密度防塌，则导致机械钻速低，钻井周期长。
- The strike has now been politicized. 这次罢工现已带有政治色彩。
- Nanpu A condensate-gas reservoir has features of being buried depth, high temperature, long drilled section, low permeability and complex lithology. 南堡A凝析气井具有埋藏深、温度高、井段长,渗透率低、岩性复杂等特点。
- None of us can hope to strike twelve every time. 我们中间谁也不能指望回回获胜。
- The strike has been on now for six weeks. 罢工至今已进行六个星期了。
- The workers are all going on strike. 工人们都在罢工。
