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发表于:2018-09-28
Othertypesofbiogasarecalleddigestergas,marshgasorevenswampgas,dependingonthesourceoforigin.Thispaperintroducedthepresentsituation,experienceandtheproblemsofmarshgasbuildi...
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发表于:2016-11-01
Themarshmarigold.Anyofseveralplantsrelatedtothemarigoldorhavingsimilarflowers,suchasthemarshmarigold....
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发表于:2017-01-02
Therewasthesolitaryflatmarshontheshore.Theswarm-bearingmanglideddownahillintoamarsh.IspottedthisloneGreatEgretinalargeareaofmarshgrass.Soshepassedquicklythroughthewoodand...
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发表于:2017-11-23
marshplanthavingclustersofsmallwhiteorpinkishflowersandbroadpointedorroundedleaves.Helophyteaperennialmarshplantthathasitsoverwinteringbudsunderwater.Anexampleisbulrush(T...