sm训诫惩罚打屁股灌肠bl小说_免费特级黄片_成人啪啪一区二区三区_亚洲 按摩 日韩_精品日韩视频碰碰_亚洲无码午夜福利_久久99免费视频_又粗又大又硬更爽了的视频_國產裸體舞一區二區三區_他掀开裙子舌头伸进去在线观看

{pboot:if('

The Y-type filter is an indispensable filter device for the pipeline system that conveys the medium. The Y-type filter is usually installed at the inlet end of the pressure reducing valve, pressure relief valve, fixed water level valve or other equipment to remove impurities in the medium. , to protect the normal use of valves and equipment. The Y-type filter has the characteristics of simple structure, small resistance and convenient sewage discharge. The suitable medium of Y-type filter can be water, oil and gas. Generally, the water network is 18-30 mesh, the ventilation network is 10-100 mesh, and the oil-passing network is 100-480 mesh. Basket filter is mainly composed of connecting pipe, main pipe, filter blue, flange, flange cover and fasteners. When the liquid enters the filter blue through the main pipe, the solid impurity particles are blocked in the filter blue, and the clean fluid passes through the filter blue and is discharged from the filter outlet.

'!='')}{/pboot:if}