Field of view( FOV) relates to the ( )

A:diameter of the patient apenure of the imager B:maximum diameter of the patient C:diameter of the area that isreconstructed D:the diameter of a pixel

什么是Diameter信令网？Diameter信令网与7号信令网有什么关系和区别？

与HSS互联数据配置的简要步骤包括（）

A:配置DIAMETER偶联 B:配置DIAMETER连接 C:配置DIAMETER局向 D:配置移动号码分析数据

The outside diameter of the pipe is _____ the diameter of the bore of the piston rod, the result being that an annular space formed between the piston rod and the pipe.

A:less than B:greater than C:equal to D:twice larger than

Flexible hose under pressure in a hydraulic system will _____.

A:tend to twist about its long axis B:expand in length and in diameter C:contract in length and expand in diameter D:flex at right angles to the applied pressure

The discharge rate or capacity of a centrifugal pump will vary directly as the _____.

A:change in the impeller diameter B:square of the impeller radius C:cube of the impeller diameter D:impeller efficiency for large changes in its size

The discharge head of a centrifugal pump will vary directly with the _____.

A:change in impeller diameter B:square of the impeller diameter C:cube of the impeller diameter D:impeller efficiency for large changes in the size of the impeller

Increasing the speed of a centrifugal pump will result in an increase in its capacityAnother means of increasing the capacity of a centrifugal pump is to increase the _____.

A:diameter of the discharge piping, with all other factors remaining the same B:diameter of the suction piping, with all other factors remaining the same C:width of the impeller only D:diameter of the impeller

Increasing the speed of a centrifugal pump will result in an increase in its capacity in its capacityAnother means of increasing the capacity pump is to increase the .

A:diameter of the discharge piping, with all other factors remaining the same B:diameter of the suction piping, with all other factors remaining the same C:width of the impeller only D:diameter of the impeller