常見例句雙語例句Compared with jet planes and propeller-driven aircrafts, the radar echoes of helicopters have different characteristics.與噴氣式飛機(jī)和螺旋槳飛機(jī)相比,直升機(jī)的雷達(dá)回波具有不同的特點。Then the mechanism analysis of the planetary gear train propulsion that is the main part of the water-jet propeller is carried out.然后,對推進(jìn)器的主要部分——行星輪系推進(jìn)裝置進(jìn)行機(jī)構(gòu)分析。The water-jet propeller combined the pump and the pipeline, reduced the appendage of UV. The thesis mainly contains the water-jet propulsion's systematic design, kinematics and dynamics analysis.本論文主要對超小型水下機(jī)器人噴水推進(jìn)器的系統(tǒng)設(shè)計、運動學(xué)及動力學(xué)等方面進(jìn)行了分析研究。 返回 jet-propeller