同样输送速度一定，混合此高至使粉尘物料在管道底部形成永久性沉淀层时，这时的混合比即为临界混合比。
Likewise, permanent sediment layers are formed with the fixed conveying speed and a certain higher degree of mixing ratio which called as Critical mixing ratio.
第二管被设计成用于输送氧气的拉伐尔喷嘴形状并且它包围着用于输送固体物质或粉尘的第一中心管。
A second tube is configured as a Laval nozzle for the delivery of oxygen and encloses a first central tube for the delivery of solid substances or dust.
煤粉输送、原油开采、污水排放、粉尘测量、气力输送、航空航天推进等生产、工作过程都包含气粒多相流动。
It can be found in the processes of coal dust transportation, crude oil recovery, sewage discharge, dust measurement, air conveying, astronautic and aeronautic propulsion, etc.
本发明广泛适用于煤矿、物料粉碎、筛分、输送和装卸料场所的粉尘污染治理。
The invention can be broadly applied for controlling the dust pollution in coal mine and places for grinding, screening, transporting, loading and unloading materials.
全封闭结构的搅拌主体、骨料输送系统及除尘系统，有效的降低了粉尘和噪声对环境造成的污染。
The entirely closed structure of mixing part, aggregate transmission system and dust removal system effectively reduce the pollution of dust and noise to the environment.
这一系统往往被应用于高速飞散的粉尘的捕集、洁净车间的清扫、负压物料输送等情况。
This system always use on high-speed-dust collection, workshop cleaning, materials convey etc.
这一系统往往被应用于高速飞散的粉尘的捕集、洁净车间的清扫、负压物料输送等情况。
This system always use on high-speed-dust collection, workshop cleaning, materials convey etc.
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