The kitchen door: the kitchen should choose waterproof, sealing good door, in order to effectively block type of cooking fume sandblasting, such as design, or half light and glass.
厨房：厨房门则应选择防水性、密封性好的门型，以便有效阻隔做饭时产生的油烟，如带喷沙图案、或半透光的半玻璃门。
Flat welding flange not only saves space, reduces weight, more importantly, to ensure that joints do not leak, has good sealing performance.
平焊法兰不仅节省了空间、减轻了重量，更重要的是确保接头部位不会发生泄漏，具有良好的密封性能。
The end surface of spiral channel is sealed by welding, therefore the sealing performance is good with reliable structure.
螺旋通道的端面是焊接密封的，密封性能好，结构可靠。
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