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。
This product has an excellent resistance to high and low temperature and good sealing performance.
本产品有优良的耐高低温性和良好的密封性能。
This annealing furnace has large furnace cavity, good sealing and heat insulation performance.
该炉型炉膛空间大，密封隔热保温性能好。
The product is both an excellent corrosion resistance, non-toxic, anti-adhesive, but also has good flexibility and sealing performance.
该产品既有优良的耐腐蚀、无毒、抗粘性，又具有良好的弹性和密封性能。
The control device has the advantages of good sealing performance, simple and convenient structure, small occupied space, easy maintenance, high temperature resistance, wear resistance and the like.
控制装置具有密封性能好、结构简便、占用空间小、易维护、耐高温、耐磨损等优点。
Compared with the prior art, the filler sealing pump has the advantages of stable and reliable performance, good sealing performance, beautiful shape, easy use and maintenance, and the like.
本发明同现有技术相比，具有性能稳定可靠，密封性能好，造型美观，使用检修方便等优点。
With good sealing performance and as an important part in water-distribution and fire protection system, this type of valve has widely been used in city's water-supply system and sewerage.
它具有较高的密封性能，广泛用于城市给排水管路，是各种水分配系统和消防系统的重要部件。
The utility model has the advantages of simple structure, fewer parts, low processing requirement, easier assembling and disassembling, good sealing performance and prolonged service life.
结构简单、零件少、加工要求低、拆装十 分方便，而且密封好、使用寿命长。
The packing machine has the advantages of fast weighing, accurate measuring, good sealing and dedusting performance.
具有称量快、计量精度高、密封除尘好等优点。
The utility model has the advantages of simple structure, good sealing performance, safety, convenient installation and use, etc. , and is suitable for various underwater lamps.
本实用新型具有结构简单，密封性好，安全可靠，安装、使用方便等优点，适合各种水下灯具使用。
The methane tank has the advantages of no easy chaps, no methane leakage, no water seepage, and good sealing performance.
本发明具有不易龟裂、不漏气、不渗水、密封性好的优点。
The invention has the advantages of convenient use, safety and good sealing performance.
具有使用方便，安全且密封性好的优点。
The invention has the advantages of convenient use, safety and good sealing performance.
具有使用方便，安全且密封性好的优点。
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