【单选题】透光法检测小平面时,如果直尺中间透光明显说明工件
【单选题】Countries are major participants in international trade. There are about ______ countries in the world now.
【单选题】透光法检测小平面时,如果直尺中间透光明显,说明文件()。
【简答题】听力填空 There are about 4,400 (1)__________ of animals in China, (2)__________ birds and 2,300 fishes included. (3)__________ one hundred of the (4)__________ enered animals live in China. The (5)___...
【单选题】透光法检测小平面时,如果直尺中间透光明显,说明工件( )
【简答题】There are about 400 million Chinese people learning English, which makes up ________ of the whole population in China .
【简答题】There are nearly 400 different types of sharks, but only about 30 types have even been reported as attacking human beings. The chances of being attacked by a shark are very small compared to other dan...
【单选题】用透光法检测小平面时,如果刀口形直尺中间透光明显,则说明工件:
【单选题】There are about 400,000 lawyers, most of _____ are in private practice.
【单选题】There are about 400______working in our school.