specific gravity

specific gravity读音音标

英 [spiˈsifik ˈɡræviti]

美 [spɪˈsɪfɪk ˈɡrævɪti]

specific gravity意思解释

释义

比重；

英英释义

n.

the density of a substance relative to the density of water

双语例句

Granted the weight and the specific gravity of a body, we can calculate its volume.假设已知一个物体的重量和比重，我们就能算出它的体积。Once the desired specific gravity is established, the same strength must be used henceforth.所需的比重一经确定，以后就必须使用同一浓度的酸。