1·The sensor shall be mounted on object surface, by fixation of screw thread or flange, and ensure firm contact with the equipment surface.
传感器采用贴面形式安装在物体表面，固定形式为螺纹或法兰，并确保与设备表面接触严密。
2·It is about the ring screw thread smoke channel of the boiler shell type gas tube in the boiler field.
锅壳式烟管锅炉烟管内置水管的环形螺纹烟道，它涉及锅炉领域。
3·Their quantitative relation is set up in the same screw thread.
从而建立了同一普通螺纹中两者之间的定量关系式；
4·In normal use, non spiral crown should push the crown back to the original position, the crown screw thread to prevent water infiltration.
正常使用中，非螺旋式表冠应将表冠按回原始位置，螺纹表冠应旋紧以防止水渗入。
5·The dismantling screw provided by the manufacturer often fails because of screw thread damage in use.
制造厂家提供的拆卸螺杆在使用中经常发生螺纹损坏而导致失效。