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發表於:2024-01-13
1、Thiskindoftobaccohasahightarcontent.2、Thepresentinventionprovidesanadditivecapableofreducingtarcontentofcigaretteandthecigarettecontainingthisadditiveandlowtarcontent...
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發表於:2018-01-29
CatalyticconversionofmodelcompoundsofbiomasstarExperimentalstudyoftheadhesivefrombiomasstarEffectsofcatalyticcrackingconditionsonbiomasstarcracking...
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發表於:2018-11-12
Campaignersarguethethickheavytarsandscrudecoulddofarmoredamagethanconventionaloil,andthattheStateDepartmenthasrushedthroughitsenvironmentalreview.Applysteamtoheattheflush...
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發表於:2017-08-12
Weusetartomakeroads.Theywouldmaketurpentinefromtarandgettheblack,stickytarontheheelsoftheirfeet.Thepavementontheroadiscoveredwithblacktar.Bannedintoday'scosmetics,thecan...