Nws tau sau tseg tias hypromellose ether muaj ntau yam khoom, xws li thickening, dej tuav, qhov cuab lub zog, tawg tsis kam, abrasion resistance, thiab lwm yam. Nws tuaj yeem txhim kho ntau yam khoom siv lub cev thiab tshuaj lom neeg ntawm mortar thiab txhim kho lub zog ntawm mortar. Kev ua tau zoo 1. Lub hypromellose yog ...
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