螺旋型喷嘴是压力式的一种，能提供细密的液雾，用途比较广泛。
A kind of pressure type nozzles, the spiral nozzles can provide a fine and dense liquid mist and have found relatively widespread applications.
机器的 推进器包含了大直径慢速转动的 螺旋桨，而且推进水流由喷嘴送出，以避面剧烈搅动扰乱了结块的淤泥。
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.
机器的 推进器包含了大直径慢速转动的 螺旋桨，而且推进水流由喷嘴送出，以避面剧烈搅动扰乱了结块的淤泥。
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.
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