()为管螺纹。
A、G3/4
B、Rc3/4
C、Z3/8
D、M30×2
E、Tr30×6
参考答案:A, B, C
用gather或collect的适当形式填空。
1. Mary went along the path _____ wild flowers.
2. He has been _____ stamps for 10 years.
3. The peasants are busy____ crops in the fields.
4. They will _____ at 8:00 at the park gate.
提出检察建议,应当立足检察职能、结合执法办案工作,坚持严格依法、准确及时、注重实效的原则。