房屋面积测算时,边长以m为单位,取至( )m;面积以m2为单位,取至( )m2。
A: 0.01,0.01
B: 0.1,0.1
C: 0.001,0.001
D: 0.01,0.001
A: 0.01,0.01
B: 0.1,0.1
C: 0.001,0.001
D: 0.01,0.001
举一反三
- 房地产面积测算时,边长以m为单位,取至()m;面积以m A: 0.01,0.01 B: 0.1,0.1 C: 0.001,0.001 D: 0.01,0.001
- 大多数乳状液为粗分散体系,液珠直径大小( )。 A: 0.1~10μm B: 0.01~0.1μm C: 0.001~0.01μm D: 0.0001~0.001μm
- 图像空间分辨为1 m时,一个像素代表地面1 m2面积,那么空间分辨率为0.1 m时,一个像素代表地面大多面积?( ) A: 100 cm2 B: 0.1 m2 C: 0.01 cm2 D: 0.001 m2
- 用最小分度值为1mm的量油尺测量油高,如分别以mm、cm、dm、m为单位表示油高测量值,应分别精确到()。 A: 0;0.1;0.01;0.001 B: 0;0.01;0.1;0.001 C: 0;0.1;0.001;0.01 D: 0;0.001;0.01;0.1
- 加工精度高于( )μm,加工表面粗糙度值小于Ra( )μm的加工方法称为超精密加工。 A: 0.01,0.001 B: 0.1, 0.001 C: 0.1, 0.01 D: 0.01,0.01