The contact flocculation with the active sand as carrier was applied to clarify the eutrophication lake water.
本文介绍以活性砂为载体的接触絮凝法应用于富营养化湖水澄清处理的研究成果。
2
Contact the shipping carrier to determine whether or not it may be possible to stop shipment on the package.
与运输载体联系确定是否它也许是可能停止发货在包裹。
3
An AirAsia flight went missing yesterday with 162 people on board after losing contact en route from Surabaya in Indonesia to Singapore in the third crisis for a Malaysian carrier this year.