在一定条件下得到的工件厚度与管电压的关系曲线叫:()
A.曝光曲线
B.衰减曲线
C.吸收曲线
D.饱和曲线
参考答案:A
根据下列句子及所给汉语注释,写出空缺处各单词的正确形式(每空只写一词)
小题1:It is a good habit for us to keep a (日记).
小题2:Doctor Smith will be with you as your (导游).
小题3:In the old days the poor often went (饥饿的).
小题4:You must be well prepared for the job (面试).
小题5:The (叶子)of many trees have turned green.
小题6:Li Bai,the son of a wealthy (商人),grew up in Sichuan Province.
小题7:She wants to be a (护士)in the future.
小题8:We didn’t have much (耐心)waiting for the launch.
小题9:Can you show me the (位置)of the city in the map?
小题10:In the 1990s,he won a (奖学金)to study in the USA.
对于涂装生产过程中的噪声,国家规定的要求是降至78dB以下。( )