这些斜道，是较昂贵，但将持续相当长的时间。

These ramps are more expensive but will last for a long time.

youdao

采用斜齿轮减速箱，寿命长、噪音低、运转平稳。

Bevel wheel reducer to keep long life, lower noise, stable running.

youdao

采用斜齿轮减速箱，寿命长、噪音低、运转平稳。

Bevel wheel reducer to keep long life, lower noise, stable running.

youdao