底卸 meaning in Chinese

floor hopper

Grain discharging hopper
开底卸谷斗
Bottom discharge bucket
底卸式吊桶
Drop bottom car
底卸式车
This valve is used with the rotary valve to control the material discharged from the bottom of storehouse
流量控制阀用作控制库底卸出的物料量，通常与气动开关阀一起使用。
Railway applications - tank wagons - part 2 : bottom emptying devices for liquid products including vapour return
铁路设施.油罐车.第2部分:带有回流蒸气的液体产品用底卸式装置

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