,LTD），专业生产各种：石油套管（Tube Casing）；水泵过滤管(Water Well Screen )；滤水管(Strainer Pipe)；约翰逊网(Johnson Screen)；矿筛网（Mine Screen Mesh）：筛管(Scre...
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casing tube 套管
tube casing steel J55 J55套管钢
tube casing heat exchanger 管壳式换热器
Casing Pipe and Tube 石油套管及管道
extreme line casing tube 极端线套管
casing fin tube 套片式翅片管
pin fin casing tube 针肋套管
The above connecting bar springs rubber balls are all placed in metal tube casing pipes are fixed to supporting frame's two sides.
以上连杆、弹簧、皮球均放置在金属管内，套管固定在大梁两侧。
Adding modified silicate nanometric powders to HDPP and PVC cases as casing material for optical fiber tube can significantly improve its performance.
研究表明，改性后的硅酸盐矿物纳米-微米粉作为填料对光纤护套管（HDPP）和管（PVC）的性能有较大影响。
Silicone rubber tube glass fiber casing, is woven E-glass fiber tube, coated with high temperature silicone rubber is made.
硅橡胶管玻璃纤维套管，是由无碱玻璃纤维编织成管后，涂以硅橡胶高温处理而成。
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