滑轮是济南护栏启闭是不是顺利的关键所在，应运用滚动轴承尼龙轮。
Pulley is the key to open and close the Ji'nan guardrail is not smooth, the use of rolling bearing nylon wheel.
其中、我公司生产的打捞抓斗，滑轮轴承采用迷宫式密封，这样使用寿命长。
One, our company produces salvage grab, seal, using labyrinth pulley bearing so long use life.
安装在密封滚珠轴承上的大型滑轮，有相当出色的效率。
Large sheave mounted on sealed ball bearings for high efficiency.
我公司疏浚抓斗采用日本技术，滑轮轴承采用迷宫式密封，大大提高了抓斗的使用寿命。
Our company adopts Japanese technology, Using labyrinth seal, pulley bearing and makes the time of use longer.
一种用于滑板的超 越离合器，包括滑轮，滑轮上有轴承和超越离合器。
The overrunning coupler used for the slide plate comprises a pulley; a bearing and an overrunning coupler which are arranged on the pulley.
研制了在绞车上安装的排绳器，滑轮内部设计有滚动轴承及滑动轴套。
Now there is the rope-arranging device being installed low-order but its sheaves always wear down quickly.
研制了在绞车上安装的排绳器，滑轮内部设计有滚动轴承及滑动轴套。
Now there is the rope-arranging device being installed low-order but its sheaves always wear down quickly.
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