例句與造句

1. Users of mercury vacuum cleaners should be trained in the handling of hazardous materials.
2. Philips recommends the use of a mercury vacuum cleaner, ventilation or respiratory protection, eye protection, and protective clothing when dealing with broken lamps.
3. A mercury vacuum cleaner should be designed to prevent generation of airborne mercury typically through the use of an activated carbon charcoal filter in addition to any particulate filters.
4. It is a requirement of the U . S . EPA that a mercury vacuum cleaner be used to clean up mercury spills ( if an alternative method is used, a description of the method must be submitted to the EPA Administrator in a Notification of Compliance Status report ).
5. It's difficult to find mercury vacuum cleaner in a sentence. 用mercury vacuum cleaner造句挺難的