跑步机/踏车 Since there is no"down in space, water cannot flow. That means drinking is through a straw. And using the toilet is somewhat different. The astronaut is strapped to the toilet to keep from floating fr...
Light bulky cargo means the cargo with a weight of 1 kilogram but a volume of more than 6000 cubic centimeters. Every 6,000 cubic centimeters of light bulky cargo is counted as 1 kilogram. 第八条 托运人托运的货物,毛重每公斤价值在人民币20元以上的,可办理货物声明价值,按规定交纳声明价值附加费...