百分表是检查和测量零件的几何形状和相对位置偏差的精密量具。
参考答案:错
----- ________ the population of China? ---- It’s about 13,000,000.
A.What
B.How many are
C.What is
D.How much is
下面各式的结果大于1的是( )
A.0.99×1
B.0.99÷1
C.1÷0.99
D.0.99÷0.99