国产特黄一级毛片特黄,日本黄色录像视频,久久不雅视频,午夜级限制电影在线观看

2020 官網(wǎng)升級中!現(xiàn)在您訪問官網(wǎng)的瀏覽器設(shè)備分辨率寬度低于1280px
請使用高分辨率寬度訪問。

Rigid shaft valve remote transmission mechanism

Product Overview

The rigid shaft valve remote transmission mechanism is suitable for the relatively straight transmission path

Product Description

Vtf-r rigid shaft valve remote transmission mechanism is applicable to the site where the transmission path is relatively straight or close to a straight line. It is composed of rigid shaft, universal coupling, gearbox and other operating mechanisms to realize right angle or small curvature operation and high efficiency and large torque transmission.

Related Products