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Appropriate and in-time decision for tool-change is urgently required to avoid damage of the workpiece or unnecessary change of the cutting tool. Reliable on-line tool condition monitoring is an essential feature of modern machine tools. Grinding is the process characterised by…
Phạm Vũ Dũng, Đỗ Anh Tuấn
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The study was conducted to introduce the trial production of processing Hylocereus undatus jam addition with Hibiscus sabdarififa L. The quality of the product as pH, ascorbic acid, reducing sugar… is affected by the mixing ratio of Hibiscus sabdarififa L. syrup: Hylocereus unda…
Đỗ Thị Minh Hạnh, Nguyễn Thị Thùy, Vũ Thị Thu Hà
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The production of exo-polysaccharide (β-glucan and pullulan) by A. pullulans strain APX1.5.4.1 was affected by temperature, fermentation time and pH of fermentation medium. The aim of this study was to determine the fermentation conditions for high β-glucan production performed…
Hoàng Thị Ngọc Anh, Vũ Văn Hạnh
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In this study, cellulose isolated from kapok fiber were the material of interest and it was tested for the degree of hydration, hydration, water absorption time, material mass, optimal ratio of material/water, and its bioregenerative properties. The results showed the material i…
Trương Thị Thủy