n.推進(jìn)器
The thruster contained a large-diameter, slowly rotating blade with nozzles that diffused the propulsive flow, minimizing the churning that would otherwise disturb the caked silt. 機(jī)器的推進(jìn)器包含了大直徑慢速轉(zhuǎn)動(dòng)的螺旋槳,而且推進(jìn)水流由噴嘴送出,以避面劇烈攪動(dòng)擾亂了結(jié)塊的淤泥。
發(fā)動(dòng)機(jī)