An activity metering unit (9) is operable to determine a level of radioactivity in a metering section (8) of the fluid delivery path downstream from the valve means (V1).
放射性测量装置(9)可操作以确定所述阀装置(V 1)下游的所述流体输送管道的测量部分(8)的放射性级别。
The transmitter unit (100) is operable to transmit a predetermined signal and the receiver unit (200) is operable to receive the predetermined signal.
发射器单元(100)能够发射预定信号，接收器单元(200)能够接收所述预定信号。
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