| 1. | Non - metallic protection tubes for thermocouples 热电偶的非金属保护管 |
| 2. | Glass fiber reinforced plastics ducts for cable 电缆用玻璃钢保护管 |
| 3. | Not smaller than 810 times of protective tubes outer diameter 一般应不小于其保护管外径的8 - 10倍。 |
| 4. | Development for mixed reinforced composite cable protection pipe 混杂增强复合材料电缆保护管的研制 |
| 5. | Fixed screw thread and cone - shaped pipe 固定螺纹锥形保护管 |
| 6. | Technical code for feeder cable engineering with flexible metal tube 可挠金属电线保护管配线工程技术规范 |
| 7. | Technical code for feeder cable engineering with flaxible metal tube 可挠金属电线保护管配线工程技术规范 |
| 8. | Capillary : brass or stainless steel capillary with s / s protector 毛细管:铜或不锈钢毛细管,不锈钢保护管。 |
| 9. | If meet high temperature , the upper nipple could be lengthen 遇高温时,制造时可加长上保护管接线盒不应接触被 |
| 10. | Diameter of sheathed protecting pipe 保护管直径 |