关于metals的文学精选
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metals造句
strongacidsattackmetals.cementedcarbides,hardmetalsAcidseatintometals.recoveryofnonferrousmetalsOverheatedmetalsmaycastbadly.strongacidsbiteinmetals.Tungstenisclassifiedamongthemetals.silver-rareearth...
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transition metals造句
1、Thecatalystscandivideintotwokinds:thetransitionmetalbifunctionalcatalystsandoxycarbidecatalystsoftransitionmetals.2、Influencingfactorsofgenerationefficiencyofvolatilehydridesfortransitionmetalsand...
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precious metals造句
Youcanorderasmallcrossmadeofbrassorfrompreciousmetalswithpreciousstones.Transactionrecord.Silverpreciousmaterial,highartisticvalue,castbythepreciousmetalsorsilveralloyproduction.Anythingscarceandvalua...
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base metals造句
Thesituationinbasemetalsissimilar.mouth-operatedblowpipeofbasemetalsThecurrentrecord-breakingrunforsomespecialitymetalsmirroredpricemovementsinbasemetals.cupel:Toassayorseparatefrombasemetalsinacupel....
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noble metals造句
anoblegassuchasheliumorneon;noblemetalsincludegoldandsilverandplatinum.Thisreviewsummariestheapplicationofionexchangersintheseparationanddeterminationofalkalimetals,alkali-earthmetals,noblemetals,rare...