Evening is a package of 300 dollars, including sing 3 hours plus plate, add 10 bottles of pure, plus snacks.
晚上是有套餐300元，包括欢唱3小时，加果盘，加10瓶纯生，加小吃一份。
The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.
采用磁选分离法+稀酸浸泡法联合处理后，使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标准。
Structural main beam: steel plate cold bending U type groove plus middle vertical rib plate combination.
结构 主梁：钢板冷弯U型槽加中幅立筋板组合。
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