A.完整、規(guī)范 B.準(zhǔn)確、規(guī)范 C.完整、準(zhǔn)確
A.車(chē)道/開(kāi)關(guān) B.報(bào)警/解除 C.模擬線(xiàn)圈 D.確定鍵
A.15 B.20 C.30 D.32