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發表於:2017-01-12
Thesematerialsarenowknowntoletoutharmfulgases.Theyabsorbharmfulgasesandreleaseoxygensothatyoucanhavecleanair.Sointheproductionarea,agoodventilatedconditionisneededtoeffec...
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發表於:2019-06-03
Thetemperatureofvolcanicgasesisveryhigh.Thetemperatureofvolcanicgasesisveryhigh.OnHawaii,weseehowoften-deadlyvolcanicgasesoffercluestowhatishappeningunderground.Thisissim...
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發表於:2020-04-17
Name:Noblegases,inertgases.Heexperimentedoninertgases.Heliumandneonareinertgases.acolorlessandodorlessinertgas;oneofthesixinertgases;comprisesapproximately1%oftheearth's...
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發表於:2018-12-04
Theyaregreenhousegases.Nogreenhousegaseswouldbereleased.Inthisrespect,cloudsarelikegreenhousegases.Buthehasnoseriousplantoreducegreenhousegases.Peatlandsormiresareanother...
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發表於:2024-01-02
1、Aflameproducedinthebreechofagunbyignitionofresidualgases.2、flareback:aflameproducedinthebreechofagunbyignitionofresidualgases.3、Itisnecessarytosolveopenning-tubesamp...
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發表於:2018-05-16
anoillampthatwillnotigniteflammablegases(methane).Systemsshouldnotbelocatedclosetoflammableliquidpipingorpipingofotherflammablegases.Thepotentialforformingandignitingflam...