词汇	concrete-conveying pipe
释义	concrete-conveying pipe 混凝土输送管
随便看	submarine sound ranging station submarine sound receiver submarine sound signal submarine sound signal communication submarine sound transmitter submarine spring submarine's proceeding state submarine's proceeding state at periscope depth submarine's proceeding state underwater submarine's proceeding state with snorkel submarine spur submarine's relative diving submarine's relative surfacing Submarines Scouting Force submarines surface submarine's surface proceeding state submarine station Submarine steel submarine storage battery Submarines to swim like fish submarine stratigraphy submarine striking force submarine striking forces submarine's trimmed diving submarine's trimmed surfacing