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- 低Cr油套管用鋼low Cr casing and tubing steel
- 常用in common usage
- 油套管鋼CO_2腐蝕電化學(xué)行為與腐蝕產(chǎn)物膜特性研究_Research on Electrochemical Behavior and Corrosion Scale Characteristics of CO_2 Corrosion for Tubing and Casing Steel_
- 一種低Cr高W型鑄造鎳基高溫合金的顯微組織及其穩定性Microstructure and stability of a cast Ni-base superalloy containing low level of Cr and high level of W
- 不用need not
- 油套管鋼casing steel
- 鼻套管用持頭nose adapter
- 影響圓螺紋油套管粘扣因素試驗研究Factors Affecting the Galling of Tubing and Casing with Round Threads: An Experimental Study
- 插套管用拔出器extratot for intubation canula
- 插管套管用拔出器extractor for intubation cannula
- 關(guān)于圓螺紋油套管API最佳上扣扭矩合理性的探討Discussion on Rationality of Optimum Makeup Torque of API Round Thread Tubing and Casting
- 插管套管用導引器introducer for intubation cannula
- 油套管Tubing and casing
- 轉爐試制超低硫低磷鉆桿用鋼的研究Research on Ultra-low Sulfur and Phosphorus Steel for Drill Pipes Trial-produced with a Converter
- 抗擠毀油井套管用鋼管裂紋分析ANALYSIS ON SURFACE CRACKLES OF RESIST COLLAPSING OIL WELL CASING
- 充油套管oil filled bushing
- 油套管防腐downhole casing corrosion prevention
- 這些房屋是用鋼和混凝土建成的。These buildings are made of concrete and steel.
- 非調質(zhì)油套管Non-quenched and tempered tubing and casing
- 鑿用鋼chisel steel
