It also USES ice-breaking boats to clearice from rivers or lakes, so boats can travel safely.
它还使用破冰船清除河流，湖泊中的冰，好让船只安全航行。
2
When used, the brush head is in fit with the prior electric equipment, can wash rust and other stains on the surface of an object, and can also clearice on the ground.
本发明使用时与现有的电动设备配 装，可清洗物体表面的锈迹等污渍，还可清理地面上的结冰。
3
The properties of this clear sea ice were very similar to the ice from the green iceberg.