00860nam a22001337a 4500 rua RUB THU 2020 B477 Or. THUN SATYI,ធុន សាទយី PHYSICAL PROPERTIES IF NATUREAL RUBBER PROCESSED FROM COAGUCUM OF LATEX COAGULATED WITH"ALUMINUM POTASSIUM SULFATE DODECAHYDRATE" [KA1(SO4)2.12H2O],លក្ខណៈរូបរបស់កៅស៊ូធម្មជាតិកែច្នៃចេញពីជ័រកកដែលត្រូវបានបង្កកដោយ«អាលុយមីញ៉ូមប៉ូតាស្យូមស៊ុលផាតដូដេកាអ៊ីដ្រាតេ» [KA1(SO4)2.12H2O] phnom penh rua 2020 xii.59p. ill. 29cm. https://drive.google.com/file/d/1sPbADQN1z35-h4v9MZsnbBlnxMuujRv6/view?usp=sharing RUB 23869 23869 0 0 0 RUB_THU_2020_000000000000000_B477_OR 0 102074 LBB LBB B477 2025-01-06 RUB THU 2020 B477 Or. a082068 2025-01-06 RUB 0 0 0 RUB_THU_2020_000000000000000_B477_OR 0 102075 LBB LBB B477 2025-01-06 RUB THU 2020 B477 Or. a081963 2025-01-06 RUB 0 0 0 RUB_THU_2020_000000000000000_B477_OR 0 102076 LBB LBB B477 2025-01-06 RUB THU 2020 B477 Or. a081272 2025-01-06 RUB