suction machine

基本解释

Use of tools and materials: washing machine, nylon ush plate, suction machine, mops, buckets.
使用工具及材料：洗地机、尼龙刷盘、吸水机、拖把、水桶。
Sand pump and silt suction machine are adopted and simple & effective sawtooth-shaped suction mouth is designed for passing through the hard clayey silt…
沉井下沉中采取砂泵抽砂和吸泥机吸泥下沉的水下不排水开挖施工，并为穿透硬粘土层设计了简易有效的锯齿形吸泥口。
Sand pump and silt suction machine are adopted and simple & effective sawtooth-shaped suction mouth is designed for passing through the hard clayey silt course during sinking of the open caisson.
沉井下沉中采取砂泵抽砂和吸泥机吸泥下沉的水下不排水开挖施工，并为穿透硬粘土层设计了简易有效的锯齿形吸泥口。

The mouthpiece of the suction machine attached to the Dredge Carolina has been fitted with a grille to keep it from swallowing large munitions, but that means pieces of trash get caught, and someone has to remove debris every three hours.
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