KNOWLEDGE Merry Christmass

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2023-05-08

快去粘贴给你的好友吧!

1. Portable monitor: These are standalone monitors that can be easily carried to the site of the fire. They are typically operated by one or two firefighters and can be adjusted for different water flow rates and nozzle types. 2. Trailer-mounted monitor: This is a larger, more powerful monitor...

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