依据《火电工程达标投产验收规程》DL5277规定,下列热控仪表测量()应装设排污阀?
A.凝汽器真空测量管路
B.汽、水压力测量管路
C.凝汽器水位测量管路
参考答案:B
单项选择.
—I heard that your American friend Julia had a big family. Is that true?
风心病二尖瓣狭窄患者,随右心功能不全的加重,有所减轻的表现有( )
A.肺淤血
B.心尖区舒张期隆隆样杂音
C.心率增快
D.肝肿大伴压痛
E.胃肠道淤血症状