这种大型鱼类(马尔代夫蝠鲼翼展可达12米)是动态的滤食者，它们的大嘴吸入食物就如同向小麦脱粒机里铲麦子一般。
These massive fish (the wingspans of Maldives mantas can reach 12 feet) are dynamic filter feeders, shoveling their shoe-box mouths through krill like threshers through wheat, inhaling prey.
通过选择不同规格精密的滤材，即可达到所要求的粗滤、精滤、微滤、除菌等不同的效果。
By choosing different specifications of precision filtration material, can achieve the requirement of precision filtration, rough filtration, micro filter, etc.
采用旋风除尘器和滤袋除尘器，或旋风除尘器和滤芯除尘器串联的两级闭路回收系统，可达到喷粉理想回收效果。
Two stage connected closed recycle system, such as cyclone scrubber and bag filter scrubber, or cyclone and paper filter scrubber can enhance the recycle of powder.
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