题目内容

Research has shown that ______.

A. dropouts are substantially below Ph.D. s in financial attainment
B. the incentive factor is a minor one in regard to pursuing Ph.D. studies
C. the Ph.D.candidate is likely to change his field of specialization if he
D. about one-third of those who start Ph.D.work do

查看答案
更多问题

民用建筑工程验收时,应抽检有代表性的房间室内环境污染物浓度,检测数量不得少于( ),并不得少于3间。

A. 2%
B. 3%
C. 5%
D. 10%

爆炸气体环境中,在1区电缆线路( )有接头。

A. 严禁
B. 可以
C. 不宜
D. 不应

屋面防水工程、有防水要求的卫生间、房间和外墙面的防渗漏,最低保修期为( )年。

A. 1
B. 2
C. 5
D. 10

急性胰腺炎时升高最晚是

A. 血清淀粉酶
B. 尿淀粉酶
C. 血清脂肪酶
D. 转肽酶
E. CAl9-9

答案查题题库