【判断题】The way a product is differentiated from other products of its type and the price of the product determine which product a customer chooses to satisfy his or her needs.
【单选题】在健康保险中,疾病保险的保险金给付属于()
【单选题】某患者于心尖区闻及舒张期隆隆样杂音,心率86次/分。以下何项体征与本病不相符合?
【单选题】在健康保险中,疾病保险的保险金给付属于( )。
【简答题】既能用于寒性慢惊,也能用于热性急惊抽搐的药物是( )
【单选题】弯剪扭构件中,扭矩对于受弯承载力的影响是 _____ 。
D.
扭矩的存在使构件的受弯承载力有时提高,有时降低。