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簡要(yao)描述(shu):瀝(li)(li)青(qing)(qing)(qing)軟化(hua)(hua)點測(ce)定(ding)(ding)儀(yi)YT-4507A是(shi)根(gen)據國標(biao)GB/T4507《石(shi)油瀝(li)(li)青(qing)(qing)(qing)軟化(hua)(hua)點測(ce)定(ding)(ding)法》、行標(biao)JTG E20-2011[公路工(gong)程(cheng)瀝(li)(li)青(qing)(qing)(qing)及瀝(li)(li)青(qing)(qing)(qing)混(hun)合料試驗(yan)規程(cheng)]中T 0606 《瀝(li)(li)青(qing)(qing)(qing)軟化(hua)(hua)點試驗(yan)(環球法)》要求(qiu)設計制造(zao),適用于(yu)瀝(li)(li)青(qing)(qing)(qing),樹脂,松香等軟化(hua)(hua)點的測(ce)試。
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