您要查找的是不是：
- The main products are:Slick Drill Collar,Spiral Drill Collar,Nonmagnetic Drill Collar,Heavy Weight Drill Pipe,square and hexagonal Kelly. 并可承接特殊规格的石油钻具产品的生产。
- Methyl silicone oil polysulfonate drilling fluid. 产。甲基硅油聚磺高密度钻井液。
- The sedan is creaky under the heavy weight. 轿子在重负之下吱吱呀呀地响着。
- BZ 34-2EP-P1S drilling fluid technology. BZ34-2EP-P1S井钻井液技术
- He was crowned heavy weight boxing champion. 他被授予重量级拳击冠军的称号。
- The drilling fluid is described by Casson fluid. 采用卡森流体描述钻井液。
- He is able to lift a very heavy weight . 他能举很重的份量。
- He is able to lift a very heavy weight. 他能举很重的份量。
- She ruptured herself lifting a heavy weight. 她在提起重物时累得脱肠了。
- The floor gave way under the heavy weight. 地板被重物压塌了。
- A novel filtration reducing agent NJ-1 for drilling fluid. 新型降滤失剂NJ-1的研究与应用
- Inhibiting effect mechanism of biopolymer MEG drilling fluid. 生物聚合物甲基葡萄糖甙钻井液抑制机理
- The heavy weight did not seem lifted off her heart. 她心上的大石头还是没有落地。
- Drilling Fluid Technology of Well QATIF-894 in Saudi Arabia. 沙特阿拉伯QATIF-894井钻井液工艺技术
- John is a ham-fisted heavy weight. 约翰是重量级拳击运动员，两个拳头特大。
- The bridge went under the heavy weight. 桥被压垮了。
- This paper outlines the formulation tests and properties of light weight circulating foam drilling fluid. 简要介绍了低密度可循环泡沫钻井液的配方试验及性能特点。
- The frame folded up under the heavy weight. 架子在重压下坍掉了。
- The window frame folded up under the heavy weight of the beam. 窗框在大梁的重压下垮掉了。
- weighting drilling fluid 加重钻井液
