Fitment of pharmacy - adding system ( including purchasing of proportional pump and tubing )加药系统安装 ( 包括定量泵和配管等购买 )The pump analogizes with the human heart.水泵被用来比拟人的心脏.What if I operate my pump at a very low level for sum...
They find it difficult to pump themselves up for the games.他们感到要为自己加油打气，自信满满地去打比赛并不容易。Age diminishes the heart's ability to pump harder and faster under exertion.随着年龄的增加，人在消耗体力时心脏的输血能力和输血速度会有所减弱。He ran in every five...