题目: Completely lost in the exciting________of the football match, Tom didn't feel his pocket picked. [ ]A. scene B. viewC. atmosphere D. sight 答案: 答案:C
题型:单项选择题 阿司匹林预防血栓形成的机理是A.激活抗凝血酶B.使环加氧酶失活,减少血小板中TXA2生成,从而抗血小板聚集及抗血栓形成C.加强维生素K促凝血的作用D.直接对抗血小板聚集E.降低血液中凝血酶活性 查看答案
题型:单项选择题 某压差变送器测量范围为0~10bar,标定精度为1级,当差压变送器输出为0.044MPa时,实测值应为()。A.3bar±0.1barB.4.4bar±0.1barC.3bar±0.051barD.4.4bar±0.05bar 查看答案