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- large diameter nipple 大口径管
- Approaching a Technical Problem of Home-made Large Diameter Bend. 大口径弯管国产化技术问题探讨。
- Large diameter wafers are feasible and 200-mm wafers have been produced. 大直径片子已不难制造，200mm的片子也已产生了。
- Remove the spring retainer and spring. Note that the large diameter of the spring is down on the guide assembly. 拆卸弹簧固定器和弹簧。注意在引导总成上弹簧的直径有所减少。
- Hardfaced seating surfaces, large diameter hinge pins, and corrosion resistant bearing surfaces help lengthen operating life in tough surfaces. 经过硬面处理的阀座表面，大直径铰链销，以及防腐蚀轴承表面，有助于延长坚硬表面的使用寿命。
- The 7 kinds of organic phosphorus pesticides in injecting water sample wits Gas Chromatography equipped with ECD, large diameter capillary columu. 用电子捕获检测器，大孔径毛细管色谱柱直接进水样分析7种有机磷农药。
- Manufacture Large Diameter R.C. Drainage Pipe with Roller Suspension New Process to Save Energy? 节能型悬辊法生产大口径钢筋混凝土排水管?
- Shandong Province is the largest diameter hose manufacturer. 是山东省最大口径胶管生产厂家。
- Can not pile frames, dual vibratory hammer or hammer in high tonnage joint use of large diameter pile. 还可以不用桩架组合，双锤或多锤在高吨位大直径管桩上联合使用。
- Blasthole deflection is an severe adverse factor when mining is carried out using large diameter long hole blasting . 在大直径深孔采矿中 ,炮孔偏斜是非常不利的因素。
- The dual large diameter mufflers boost torque and horsepower while producing a throaty, V-twin growl. 大直径的双消音器提高扭矩和马力，同时产生喉音，V型双咆哮。
- Described in the article is the hotgauging of callipers for inspection of large diameter hotrolled steel tubes. 介绍了大直径热轧钢管测径仪的热标定方法。
- It is very difficult to grind tapered bore in a large diameter gear without dedicated equipment. 由于没有专用设备,大直径齿轮锥孔磨削非常困难。
- The formula is applied to the prebending design of large diameter weld pipe produced by UOE. 预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。
- With the extensively use of the spiral fluted taps with a large diameter in our country drilli... 随着大直径螺旋槽丝锥在我国广泛应用,在难加工材料表面加工大螺纹孔变得越来越容易。
- PVC-pipe unit, large diameter PVC pipe unit, PE pipe unit, PP-R pipe Unit, plastic extrusion units. PVC双管机组、PVC大口径管材机组、PE管材机组、PP-R管材机组、塑料挤出机组。
- The large diameter jockey pulley housed a spring to move the second parallelogram. 大直径辅轮安置春季动议二平行四边形。
- The detection concept for large diameter beam parallelism with penta prism is introduced. 介绍了用五棱镜法检测大口径光束平行度的原理。
- Due to the brittleness of fiber, the godet and wingding rollers with large diameter were used. 由于光纤比较脆,采用了大尺寸的导丝盘和卷绕筒。
- It can direct design of large diameter DTH hammer and bit,improve application effect of DTH hammer. 钻压大小等，这一规律的发现使潜孔锤与钻头达到了合理的级配，提高了能量利用率，从而提高了潜孔锤使用效果。
