查询词典 ratchet chain

Our main productions are (0.3-250t) pulley,(0.5-20t) chain block,(0.5-5t) lever block,(0.5-10t) electric block, all kinds of jacks such as hydraulic bottle jack, long ram jack, ratchet buckle, hand puller, lifting riggings, chain, and hook series, etc.

手拉葫芦，（0.5-5吨）手扳葫芦，（0.5-10吨）电动葫芦，安全带脚扣，紧线器，吊索具等起重工具。

The main body mechanism includes casing, screwed cover plate, upper lifting hook, non-return gear set and chain wheel set inside the casing, and cable clamping board assembly to avoid outer separation of the chain. The ratchet spanner mechanism has ratchet handle assembly fitted to the gear shaft, and the ratchet handle component of the mechanism is patched with gear shaft.

主体机构包括主体外壳和螺接在主体外壳下部的主体盖板，上吊钩配接在主体外壳上部；主体外壳内置防逆转的齿轮传动装置和链轮传动装置，两吊钩的开口部位装有防止链条外脱的卡索板组件；棘轮扳手机构中的棘轮手柄组件配接齿轮轴。

A new-type bike features that its pedal crank has an arc rack bar acting on the ratchet gear in single direction and in turn driving the drive chain wheel, a reset unit composed of crank mechanism is used to make left and right pedal cranks be pedaled alternatively, and its front movable saddle plate is connected via connecting rod to pedal crank for making rider comfortable. Its advantages are high drive performance and efficiency and saving labour.

一种新式自行车，其最大特点是蹬踏杆上含有一弧形齿条，由该弧形齿条上的轮齿作用于具有单向离合的棘齿轮，从而带动主动链轮转动，由曲柄机构组成的复位器使左右蹬踏杆能够交替连续踩踏以驱动自行车行驶，前活动座板与蹬踏杆由连杆相连结，从而实现同步摆动给以乘骑者踩踏感到舒适，该发明具有传动性能好，效率高，力损耗小等优点。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。