例句 /

Smooth running,big pressure and low moise are obviouusly remaeked as 3-step helical gear mechanism is abopted.

Smooth running,big pressure and low moise are obviouusly remaeked as 3-step helical gear mechanism is abopted.

采用3轴斜齿轮结构运转平稳、压切力大、噪音低。