The diamond is a solid and the air is a （fluid).选择能代替括号里的选项A、gasB、liquidC、cu

Which of the listed bearing types is an example of a solid bearing？A.Piston wrist pin bush

The passage is mainly about______.A．urban solid waste disposing programB．rural waste dispo

According to the passage, American Muslims areA．concerned about politics.B．rich and solid.

Earths surface in the area of Manhattan is composed ______solid concrete.A．withB．byC．intoD

An Australian company is prepared to give away color TV sets, fur coats, diamond rings and

REFRIGERATORS are the epitome of clunky technology: solid reliable and just a little bit