缓倾斜或倾斜煤层在采取行之有效的安全措施的前提下,应采用()或()布置巷道。
参考答案:无煤柱;小煤柱护巷
Jane has been so _______ in getting used to everything that she hasn’t had time for social activities.
A.confused
B.worried
C.devoted
D.occupied
水疗按温度分类,不感温水浴温度为()
A.小于26℃
B.26~33℃
C.34~36℃
D.37~38℃
E.39℃以上