When the meat is boiling , remove the scum 当肉煮沸时,把浮在上面的浮渣撇掉。
It should be salty enough so that the fish float to the top 盐度要足够高,这样鱼就能浮在上面。
It should be salty enough so that the fish float to the top 溶液里应有足够的盐以使得鱼可以浮在上面。
If you put a piece of iron on mercury , it ' ll float on it 如果你把一块小铁片放在水银上,小铁块会浮在上面的。
It is well to have some water in your neighborhood , to give buoyancy to and float the earth 在邻近,有一些流水真好,水有浮力,地就浮在上面了。
Add preservatives and deoxidants to the mixture solution , and go throuth the process of separating by sinking in the container ; owing to the density difference between oil and water , the mixture solution inside the conatainer will be separated of itself , and the result is that crude oil floats on the surface , while water sink to the bottom , but the separated crude oil still has water content which will be removed through electric dehydration “在混合液中加入防腐剂和脱氧剂,然后进入容器进行沉降分离,由于油水密度不一样,混合液在容器中自然地分离,原油浮在上面,水沉在容器下面,分离后的原油仍含有少量的水,再进行电脱水分离。 ”