A.車(chē)號(hào)自動(dòng)識(shí)別分系統(tǒng)B.稱(chēng)量車(chē)輛的重量記錄分系統(tǒng)C.稱(chēng)量數(shù)據(jù)的管理分系統(tǒng)D.自動(dòng)衡器分系統(tǒng)
A.絕對(duì)壓力是指該點(diǎn)的相對(duì)壓力與當(dāng)?shù)卮髿鈮旱牟钪?br/>B.相對(duì)壓力是指該點(diǎn)的絕對(duì)壓力與當(dāng)?shù)卮髿鈮旱牟钪?br/>C.絕對(duì)壓力等于大氣壓力和表壓力之和D.絕對(duì)壓力等于大氣壓力和表壓力之差
A.結(jié)構(gòu)復(fù)雜,鋼材耗量多B.結(jié)構(gòu)簡(jiǎn)單,鋼材耗量少C.5000m3D.10000m3