∵a=10cm,b=2m=200cm,
∴ab=10200=120.
故答案为:120.
设备点检的定义是什么?
翻译下列短语并完成句子
1.have an effect on _____
2. put/bring/carry into effect ____
3. come into effect/ take effect_____
4. Their opinion will not____my decision.
他们的意见不会影响我的决定.
5. We are deeply____by his devotion to work.
他对工作 的奉献令我们深深地感动.
6. Smoking____ health.
吸烟对健康有很大的影响.
7. The new tax regulations____last month.
新税法是上个月生效的.