31000用科学记数法表示为( )
A.31×103
B.3.1×103
C.3.1×104
D.0.31×105
将31000用科学记数法表示为:3.1×104.
故选:C.
—________the film?
—Oh, that's a real thriller.[ ]
A. How about seeing
B. What about seeing
C. How do you like
D. Both A and B
崩漏的治疗原则是
A.塞流与澄源结合
B.澄源与复旧结合
C.复旧与塞流结合
D.固本与澄源结合
E.急则治标,缓则治本