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甲醇比重的定义和测量甲醇比重是指在一定温度和压力下,甲醇单位体积的质量,通常表示为 g/ml 或 kg/L。甲醇比...
2023
蜡通常是白色、无味的蜡状固体,在47°C-64°C熔化,密度约0.9g/cm3,溶于汽油、二硫化碳、二甲苯、苯、氯仿、四...
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