A.現(xiàn)場(chǎng)測(cè)定值大 B.現(xiàn)場(chǎng)測(cè)定值小 C.兩者相等 D.需通過對(duì)比試驗(yàn)建立換算關(guān)系
A.0.5% B.1% C.1.5% D.2%
A.10km/h B.12km/h C.14km/h D.16km/h