mono-phase control單向: one-way; unidirectional; sim ...管制: control單向管: uniguide車(chē)道行車(chē)方向管制號(hào)志: lane-direction control signal導(dǎo)向管: deflection tube; guide tube; tubing guide下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
