2025 Home Refrigerator Buying Guide: Top Ten Ultra-Slim Embedded Models with High Cost-Performance

2025 Home Refrigerator Buying Guide: Top Ten Ultra-Slim Embedded Models with High Cost-Performance

As a necessary household appliance, the core considerations for purchasing a refrigerator should revolve around space compatibility, energy efficiency rating, capacity requirements, and functional practicality. Mainstream brands on the market, such as Panasonic, Mijia, and Rongsheng, each have their technical characteristics, but features like “ultra-slim embedding,” “dual-circulation system,” and “smart temperature control” have become the … Read more

Optimization of Wet Spinning Process for Bletilla Striata Polysaccharide/PVA Fibers Using Box-Behnken Response Surface Method

Optimization of Wet Spinning Process for Bletilla Striata Polysaccharide/PVA Fibers Using Box-Behnken Response Surface Method

Abstract: Objective: To optimize the wet spinning process of Bletilla striata polysaccharide (BSP)/polyvinyl alcohol (PVA) using the Box-Behnken response surface method, to prepare composite fibers, and to evaluate their structural and performance characteristics.Method: The overall evaluation value of three mechanical properties, including fiber tensile strength, breaking strength, and elongation at break, was used as the … Read more