The expansion valve on a Freon system controls the （）.
- Asuperheat of the gas leaving the compressor
- Bback pressure in the evaporator
- Ctemperature of the icebox
- Dsuperheat of the gas leaving the evaporator
问题
The expansion valve on a Freon system
参考解析：
分类：船舶辅助机械题库
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