例句與造句

1. Compact mains - operated floor scrubber with brush rollers for scrubbing , vacuuming and polishing almost all floor coverings up to 400 sq . m / h
   最小巧手推式滾刷型洗地吸干機(jī)，可用于地面的基本清潔，地面維護(hù)和拋光等。洗地效率400平米/小時(shí)。
2. Manually - steered mains - operated floor scrubber using disk brushes for basic cleaning , maintenance cleaning and polishing surfaces with up to 1840 sq . m / h
   手推式盤(pán)刷型洗地吸干機(jī)，電瓶驅(qū)動(dòng)，可用于地面的基本清潔，地面維護(hù)和拋光等。洗地效率達(dá)1840平米/小時(shí)。
3. It's difficult to find operating floor in a sentence. 用operating floor造句挺難的