field instrument meaning in English

外业仪器
携带式仪表
野外仪器
野外作业用具

Kf series pneumatic field instruments model . kfl level indicating controllers
Kf系列气动基地式仪表. kfl型液位指示调节仪
Kf series pneumatic field instruments model . kfp pressure indicating controllers
Kf系列气动基地式仪表. kfp型压力指示调节仪
Kf series pneumatic field instruments model . kfk pressure indicating controllers
Kf系列气动基地式仪表. kfk型压力指示调节仪
Kf series pneumatic field instruments model . kft temperature indicating controllers
Kf系列气动基地式仪表. kft型温度指示调节仪
Kf series pneumatic field instruments model . kfd differential pressure indicating controllers
Kf系列气动基地式仪表. kfd型差压指示调节仪

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