The main products are high precision cold-drawn fuel tank, high strength precision cold drawn cylindertube, precision honing tubes, hydraulic cylinder assembly.
主要产品有高精度冷拔油缸、高强度精密冷拔油缸筒、精密珩磨管、液压油缸总成。
2
The same day, Wang Qingji in the absence of the case to the scene to find that the Secretary-controlled underground ring park a turnout cylindertube may leak and need replacing.
当天，王庆吉在没有到现场的情况下，却知道井下环形车场一个司控道岔气缸管可能漏气，需要更换。
3
The utility model relates to a piston valve which is installed in a cylindertube of a pressure device, wherein the cylindertube has an inner ring wall face towards the piston valve.