患者发热，咳嗽，胸痛，咯吐腥臭浊痰，甚则脓血相兼，其诊断为（）
A. 风热咳嗽
B. 痰热咳嗽
C. 肝火犯肺咳嗽
D. 肺痈
E. 虚热肺痿
查看答案
The expansion valve on a Freon system controls the （）.
A. superheat of the gas leaving the compressor
B. back pressure in the evaporator
C. temperature of the icebox
D. superheat of the gas leaving the evaporator
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