当所有设备到货后,需用户签章确认出具《开箱验货报告》中的()。
A.验货结论
B.设备到货证明
C.补发货申请单
D.出厂设备清单
参考答案:B
下列叙述正确的是
A.1 mol H2O的质量为18g/mol
B.3.01×1023个SO2分子的质量为32g
C.CH4的摩尔质量为16g
D.标准状况下,1 mol任何物质体积均为22.4L
—Your grandmother looks quite ________ today, doesn't she?
—Yes. She told me she slept much ________ last night. [ ]
A. good, well
B. well, good
C. well, better
D. good, better