利用温度传感器检测( ),实时控制冷却塔风机启停台数。
A.冷却塔外气温 B.冷却塔出水温度C.冷却塔风机温度 D.冷却塔内温度
参考答案:B
咸味药的作用是()
A.收敛固涩、补益肝肾
B.泻下攻积、清热利尿
C.软坚散结、泻下通便
D.软坚散结、利水消肿
E.缓急止痛、补血活血
Suspecting the traveler of carrying drugs,the Customs official stopped him and________his suitcase,
but found nothing at all.[ ]
A.looked up
B.went through
C.searched for
D.referred to