试题详情

If the hydraulic pump does not give a pressure of 3000 psi, use the electric pump.

A If the hydraulic pump turns to generate pressure of 3000 psi, use the electric pump.

B If the hydraulic pump fails to generate pressure of 3000 psi, use the electric pump.

C If the hydraulic pump turns to supply pressure of 3000 psi, use the electric pump.