基本解釋[交通運(yùn)輸工程]轉(zhuǎn)舵信號(hào)舵角信號(hào)詞組短語(yǔ)短語(yǔ)helm port signal 舵角信號(hào)helm signal更多詞組專業(yè)釋義交通運(yùn)輸工程轉(zhuǎn)舵信號(hào)舵角信號(hào)