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.

youdao

介绍迷宫式油封的胶料配方设计和试制，在耐油老化和装车运行考验中，其密封性好、耐老化、 寿命长的特点，使橡胶迷宫式货车轴承密封装置的优越性得到较好地体现。

It introduces formulation design of the compound and development of labyrinth oil seal. The sealing property, ageing resistance arid service life in oil resistance and fitting test are also related.

youdao

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.

youdao