正常使用中压力表的取压阀被意外关闭,则其显示的测量值将()。
A、变大
B、变小
C、回零
D、不变
参考答案:D
根据句子意思及汉语提示写单词(10分)
小题1:Alan can play the guitar, he can sing and dance, (也)
小题2:Jack likes (步行) to school every day.
小题3:Please brush your (牙齿)after dinner.
小题4:Thank you for (帮助)me .
小题5:The radio says it will be (多云) in the afternoon.
小题6:Don’t (到达) late for class.
小题7:There are 60 (分钟) in an hour.
小题8:There are many (种类) of animals in the world.
小题9:Sarah usually (洗) the clothes at the weekend.
小题10:The pandas are shy, so please be (安静的).
患者,女性,37岁,患胃溃疡病5年,近半月胃区疼痛。发病前饱食并少量饮酒,饭后5min突然腹痛,剧如刀割,腹呈板状,来院急诊。
最简单、有效的检查方法是
A.腹部X线检查B.腹部B超C.查血清脂肪酶D.查血清淀粉酶E.查血钙