A . 106s
B . 10-6s
C . 10-9s
D . 10-3s
[单选题]10μs-1等于( )。A.10-5s-1B.10-4s-1C.107s-1D.10MHzE.100MHZ
[单选题]1W等于()J/s。A .1B .4.2C .9.81D .1000
[多选题]10μs-1等于( )。A.10-5s-1B.105s-1C.107s-1D.10MHzE.10kHz
[多选题]10μs-1等于( )。A.10-5s-1B.10-4s-1C.107s-1D.10MHzE.100MHZ
[单选题]表示天然气流量的常用单位有m3/s,m3/d等于,1m3/s=()。A . 3600m3/dB . 86400m3/dC . 1440m3/dD . 28800m3/d
[试题]short s1 = 1; s1 = s1 + 1;有什么错? short s1 = 1; s1 += 1;有什么错?
[主观题]short s1 = 1; s1 = s1 + 1;有什么错? short s1 = 1; s1 += 1;有什么错?
[多选题]100μs-1等于( )。[2008年真题]A.10-1s-1B.108s-1C.10mHzD.10HzE.100MHz