The changes of hygroscopicity and tensile performance of wool fibers were studied after the treatment of high temperature steaming and high-temperature hot watercooking.
本文研究了羊毛纤维经高温蒸汽及高温水煮处理后的吸湿性能与拉伸性能的变化。
2
Some people say step pricing can be used to protect a basic water allowance for drinking, cooking and washing.
有些人说阶梯式定价可用来保护用于饮用、做饭和洗濯的基本用水补贴。
3
About 1 dessertspoonful of cooking salt in 1 litre of tap-water is suitable.