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>>Fuel gas divulging alarm apparatus
Why said that fuel gas divulging is very dangerous? Is the flammable high explosive cargo, after air mixing's explosion ratio lower limit below 10%, extremely easy to occur basically… (MORE) |
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>>Infrared acquisition aid
In the electronic security detector domain, the passive infrared acquisition aid's application is widespread, because of its low in price, the technical performance is stable, but depth general specialists' welcome. But along with intruder's counter-detection technological means… (MORE) |
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>>Smoke feeling detector
How do the smoke feeling alarm apparatus are work? The smog is the lifting movement, arrives under smallpox. Smoke feeling alarm apparatus through smoke discovery fire. In you had not seen the flame or smells the smoke taste time, the smoke feeling already knew… (MORE) |
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