Mixture proportions, flowability, crack propagation at early ages, strength, shrinkage, carbonation and the freezing and thawing resistance of flowing concrete with high flowability were investigated.
研究了具有高流动性的流态混凝土的配比、流动性、早期裂纹扩展、强度、收缩、碳化和抗冻融性，这种混凝土无论在成本上还是性能上都是非常可行的。
A method and system for producing an alloy using a flowing stream of superheated halide vapor to flash vaporize liquid halides forming a mixture of gases in predetermined and controllable ratios.
使用过热卤化物蒸气的流动物流来闪蒸液体卤化物，形成具有预先确定的和可控制的比例气体的混合物，由此来生产合金的方法和系统。
The averaged gas velocity of flowing backward between the exhausting duct and the mixture tube increases with the rise of the main nozzle flux and the downwash flow velocity.
实验发现外套出口和混合管之间夹层存在气流倒流现象，倒流平均速度随着主喷管流量和下洗气流速度增加而增加。
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