The thermostatic valve has a throttling action, that is to say the valve can（）<br>A:stop the refrigerant from flowing<br>B:force the refrigerant to flow<br>C:cause the refrigerant pressure to rise<br>D:cause the refrigerant pressure to fall

The thermostatic valve has a throttling action, that is to say the valve can（）
A:stop the refrigerant from flowing
B:force the refrigerant to flow
C:cause the refrigerant pressure to rise
D:cause the refrigerant pressure to fall

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