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【判断题】
仿形法加工的齿轮常用在修配和精度要求不高的小批量生产中。
A.
正确
B.
错误
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举一反三
【单选题】Passage 3 Questions 11 to 15 are based on the following passage: Scientists in India have invented a new way to produce electricity. Their invention does not get its power from oil, coal or other fuel...
A.
Because bullocks have long been used by Indian people
B.
Because bullocks walk slowly and are easy to control.
C.
Because there are few non-working bullocks in India
D.
Because there is not enough oil in India.
【单选题】精度为1／50mm的游标卡尺，其副尺每格为（）。
A.
49／50mm
B.
19／20mm
C.
9／10mm
D.
0.02mm
相关题目：
【单选题】Passage 3 Questions 11 to 15 are based on the following passage: Scientists in India have invented a new way to produce electricity. Their invention does not get its power from oil, coal or other fuel...
A.
Because bullocks have long been used by Indian people
B.
Because bullocks walk slowly and are easy to control.
C.
Because there are few non-working bullocks in India
D.
Because there is not enough oil in India.
【单选题】精度为1／50mm的游标卡尺，其副尺每格为（）。
A.
49／50mm
B.
19／20mm
C.
9／10mm
D.
0.02mm
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