在通风空调中应用的湿空气,其中水蒸气的质量份额最大不超过()。
参考答案:5%
根据下列句子汉语注释,在答题卡相应的位置上写出空缺处各单词的正确形式。(每空只写一词)
小题1:At last I managed to _____________(说服) him to give up smoking.
小题2:The meeting was called off in the ____________(缺席)of many women.
小题3:She feels a strong sense of __________________(职责) towards her employees。
小题4:If people are better educated,there is a good chance that we will see less _______(暴力)
and fewer wars.
小题5: I couldn’t sleep because the bed was so ___________(不舒服).
小题6: His performance was _________(完美的) in every way.
小题7:Xinshiji is a ____________(私立的) school.
小题8:The problem is of great _____________(重要的)
小题9: He _________ (犹豫)about what to next.
小题10:He talked of other cultures as if they were more ________(熟悉的) to him than his own.
下列对预授权的说法,()是正确的。
A.预授权只限于宾馆类特约商户
B.申请预授权的程序与一般消费的电话授权和POS授权程序基本相同
C.申请预授权后,仍必须确认实际消费
D.实际消费金额大于预授权金额时,超出部分不必再申请授权