| 摘要 |
Mechanical equipment used in apparatus for fire and explosion protection, includes a buffer (1) for high speed piston (52) based release valves, water vortex cleaning means (15, 16, 17) and air vortex drying means (21-25) for detector glass (13, 14) , Vernier indexable discharge nozzles (37) , ball-and-socket discharge nozzles (32) , nozzle arrays and portable carriages for the apparatus.
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