By using the fabric filtration technology in diesel particulate collection, a multi-bag particulate collector for diesel buses was developed.
作者将袋滤技术首次用于柴油机微粒的捕集，研制了一种公共汽车柴油机用袋式消烟器。
The new type solar collector heat plate with multi-pores was designed.
设计了新型多孔太阳能集热板。
The invention discloses a device for testing burning rate of multi-residue solid propellant, a combustion chamber and a filter collector of which are connected into a whole.
本发明公开了一种用于多残渣固体推进剂燃速测试的装置，其燃烧室与过滤除尘器焊接连为一体。
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