必须用风量大于71立方米每分钟的轴流型风机进行熏蒸剂循环。
An axial type fan with a capacity of at least 71 m3/min (2500CFM) must be used to circulate the fumigant.
每分钟大约有34万立方米或将近37.9万吨的水沿尼亚拉加瀑布的悬崖飞流而下。
Every minute about 340,000 cubic meters, or close to 379,000 tons, of water pours in torrents over the cliff of the falls of Niagara.
每分钟大约有34万立方米或将近37.9万吨的水沿尼亚拉加瀑布的悬崖飞流而下。
Every minute about 340, 000 cubic meters, or close to 379, 000 tons, of water pours in torrents over the cliff of the falls of Niagara.
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