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- It comprises XC polymer, YDC LN additive and water soluble weighting agent. 该体系主要由XC聚合物和YDC -LN助剂以及可水溶性加重剂组成。
- When the pore pressure is relatively high,the formate is used as a weighting agent to maintain a low-solid mud system. 在地层孔隙压力较高时,则配合使用甲酸盐进行加重,以维持一种性能优良的低固相钻井液体系。
- The overseas field application shows that oil base muds with densities greater than 1.6 g/cm3 have lower equivalent circulation density(ECD) if manganese tetraoxide is used as the weighting agent,instead of barite. 国外现场应用表明;对于密度在1.;6 g/cm3以上的加重油基钻井液;用四氧化锰代替重晶石粉加重;能降低钻井液的当量循环密度。
- Keywords andradite;weight agent;drilling mud; 钙铁石榴石;加重剂;钻井泥浆;
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- A reliable car is worth its weight in gold. 靠得住的汽车就是无价之宝。
- For further information, contact your local agent. 要进一步了解情况，请与本地代理商联系。
- FBI is on the look out for the agent these days. 这些天联邦调查局正在注意那个特工。
- The agent spoke on behalf of his principal. 代理人代表他的委托人说话。
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- The President swings his weight to get laws passed. 总统运用权力使法律获得通过。
- His opinion doesn't carry much weight. 他的意见没多少影响。
- Bananas are usually sold by weight. 香蕉通常按重量卖。
- The net weight of this jar of coffee is 180 grams. 这瓶咖啡净重180克。
- These fish vary in weight from 3 lb to 5 lb. 这些鱼的重量从3磅到5磅不等。
- I made my assistant my agent while I was abroad. 我请我的助手在我出国期间做我的代理人。
- The drunken man was a dead weight in my arms. 这个醉汉在我怀里死沉。
- Our travel agent routed us through Italy. 我们的旅行社安排我们途经义大利。
