She put the bottle on the coffee table beside him, banging it down hard. He started at the sound, his concentration broken.
她把那个瓶子砰地一声放在他身边的咖啡桌上，他被这声音吓了一跳，注意力被打断了。
The orthogonal test table L9 (34) was used to optimize 3 factors, namely HCl concentration, reaction time and reaction temperature.
以还原糖得率为指标，采用L9(34)正交设计对酸浓度、反应时间、反应温度的参数进行优选。
Water purpose: food and beverage, medicine, concentration, purification, RO pre-treating, coating, recollecting wastewater caused by plating, and table-water manufacture.
产水用途：食品饮料、医药行业工艺浓缩，提纯、RO预处理、涂装、电镀废水回收、矿泉水制备。
Results: With prolonging the working time and increasing the table salt concentration, the available chlorine content increased gradually.
结果，随工作时间的延长和食盐浓度的增加，有效氯的含量逐渐增加。
Results: With prolonging the working time and increasing the table salt concentration, the available chlorine content increased gradually.
结果，随工作时间的延长和食盐浓度的增加，有效氯的含量逐渐增加。
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