1·The strengthening mechanism of rare earth element in sintered copper molybdenum steel has been studied.
探讨了稀土在烧结铜钼钢中的作用机理。
2·The influence of rare earth element on the properties of sintered copper molybdenum steel has been studied.
研究了稀土元素对烧结铜钼钢性能的影响。
3·Dicuss the situation of steel standard, analyse and introduce molybdenum steel standard and put forward some suggestions.
论述了中国钢标准情况，对含钼钢标准进行了分析与介绍，提出建议，指明方向。
4·The nitrite chrome-molybdenum steel crankshaft guarantees the best tensile strength and surface hardness for long-time operation.
亚硝酸盐铬钼钢曲轴保证了最佳的拉伸强度和表面的长期运作的硬度。
5·Valve of the main materials are cast iron, ductile iron, carbon steel, alloy steel, stainless steel, chrome molybdenum steel, and other materials.
阀门主体材质有铸铁、球铁、碳钢、合金钢、不锈钢、铬钼钢等材质。
6·For those local surface defects on chrome steel and chrome-molybdenum steel, welding rod A402 may be used for repairing, no other treatment is necessary.
铬钢和铬钼钢表面局部缺陷焊补可采用A402焊条补焊，不需处理。
7·In this paper regression analyses for the relations between strength and hardness of chrome - Nickel - Molybdenum steel are carried out, the relevant formulas of the regression relations are set up.
对铬镍钼钢强度、硬度之间的关系进行了回归分析，建立了相应的回归关系式。
8·Molybdenum and vanadium are used as alloys for steel to prevent corrosion.
钼和钒用于各种合金，帮助钢铁防止腐蚀。
9·Molybdenum in structural steel can improve mechanical properties.
构造钢中参加钼，能进步机械性能。
10·Alloy steel owe their properties to the presence of one or more elements other than carbon, namely nickel, chromium, manganese, molybdenum, tungsten, silicon, vanadium, and copper.
合金钢的性质取决于其所含有的除碳以外的一种或多种元素，如镍、铬、锰、钼、钨、硅、钒和铜。