精品伦精品一区二区三区视频,无码专区永久免费AV网站,熟妇女人妻丰满少妇中文字幕,国产好大对白露脸高潮

網(wǎng)站導(dǎo)航
Double cable double flap grab

產(chǎn)品簡(jiǎn)介:

Crane is a special tool for grabbing dry and bulk goods. The container space is composed of two or more bucket shaped jaw plates that can be opened and closed. When loading, the jaw plate is closed in the material pile, and the materials are grabbed into the container space. When unloading, the jaw plate is opened when the material pile is suspended, and the materials are scattered on the material pile. The opening and closing of the jaw plate is generally controlled by the steel wire rope of the lifting mechanism of the crane. Grapple operation has no heavy physical labor, which can achieve high loading and unloading efficiency and ensure safety. It is the main dry bulk cargo loading and unloading tool in the port. According to the type of operation goods, it can be divided into ore grab, coal grab, grain grab, wood grab, etc.

詳細(xì)信息




產(chǎn)品推薦