A small pump with an extended suction duct that is designed to pump fluid from barrels.
一种带延伸的吸入导管的小泵，用来从桶中泵出流体。
By analyzing the cause of blockage accident of suction duct of coke oven, the measures for handling and prevention of the accident are discussed.
通过对焦炉吸气弯管堵塞事故原因的分析，探讨了事故的处理和预防措施。
The equipment is mainly composed of the following components: feeding system, sieve, machine rack, driving system, discharging device and vertical suction duct (optional).
该设备主要由以下部分组成：进料系统、筛体、机架、驱动系统、出料装置，垂直吸风道(选择件)等。
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