二、溶液的浓度(The concentration of solution) 1. 溶液浓度表示法 1) 质量分数(m/m)(mass fraction, mass percentage),ppm(parts per million) ppb(parts per billion) 饮水...
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The main factors are discussed and the range of parameters is determined, including the concentration of solution, the temperature of pretreatment, dipping time.
同时探讨了影响改性处理的主要因素,包括预处理液的浓度、温度和时间,确定了各参数的范围。
Conclusion the degree of spinal nerve block is light because the concentration of solution is low and the recurrence rate of adverse reaction and complication is low.
结论由于溶液浓度低,脊神经阻滞程度轻,不良反应及并发症发生率低。
With the increasing solution concentration, the water-absorption ability declined markedly. When the concentration of solution was above 0.5%, the water-absorption ability did not show further.
保水剂的吸水能力随溶液盐浓度的升高而显著下降,当盐浓度高于0.5%时,保水剂几乎不再吸水而失去吸水性能。
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