It indicates that glucose-acid Na has plasticization to concrete and then preceeds to accelerate the setting of concrete with the increase of its doses.
研究表明葡萄糖酸钠对混凝土有明显的辅助塑化效应,且随着掺量的增加逐渐增强;
Yet the task will be much tougher than five years ago: instead of setting goals, this time leaders must agree on concrete decisions to achieve them.
不过与五年前相比,任务将更加艰巨,这次领导人不是制订目标,而是为实现这些目标商定具体的决策。
The setting of the reinforcement concrete structure column of masonry structure is rather important.
砖混结构住宅中钢筋混凝土构造柱的设置是非常重要的。
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