【单选题】When a body floats in a liquid, the magnitude F b of the buoyant force on the body
A.
is smaller than the magnitude F g of the gravitational force on the body.
B.
is equal to the magnitude F g of the gravitational force on the body.
C.
is bigger than the magnitude F g of the gravitational force on the body.
【多选题】若订单标注“ISO9000”.则企业必须( )才可能得到这张单。
【多选题】838若订单标注“ISO9000”,则企业必须(),才可能得到这张单。
【单选题】The blood ()in the body and provides what the body needs.
【单选题】Basically, _____ refers to body distance and body touch.
【多选题】能够判断真假的陈述句叫作命题,正确的命题叫作______,错误的命题叫作______。
【单选题】When a body floats in a liquid, the magnitude F g of the gravitational force on the body
A.
is smaller than the weight m f g of the fluid that has been displaced by the body.
B.
is equal to the weight m f g of the fluid that has been displaced by the body.
C.
is bigger than the weight m f g of the fluid that has been displaced by the body.