對零表 zero alignment: 調(diào)零alignment instrument: 定線儀器; 準(zhǔn)線儀instrument zero: 儀器零點zero instrument: 零示儀器; 零位儀表; 零指示器direction finder zero alignment: 測向儀零位校正; 定位儀零位校正下載手機詞典可隨時隨地查詞查翻譯