【判断题】可口可乐公司借“酷儿”杀进果汁饮料市场,使用了产品组合的扩展策略
【判断题】既能提高强度、硬度,又能提高塑性、韧性的方法是 弥散强化 。
【判断题】可口可乐公司借“酷儿”杀进果汁饮料市场 , 使用了产品组合的拓展策略。
【判断题】可口可乐公司借“酷儿”杀进果汁饮料市场,使用了产品组合的拓展策略。( )
【单选题】Which of the following is true of osmosis?
A.
Osmosis only takes place in red blood cells
B.
In osmosis, water moves across a membrane from areas of lower solute concentration to areas of higher solute concentration
C.
In osmosis, solutes move across a membrane from areas of lower water concentration to areas of higher water concentration
D.
Osmosis is an energy-demanding or “active” process
【单选题】一昏迷病人,有明显脱水和呼吸深大,提示酮症酸中毒征象者为()
E.
血CO结合力8.9mmol/L(20vol%)