[名词解释] 悄然qiǎo rán

青苔qīnɡ tái 颗粒级配曲线应绘制在（）坐标上。小于某粒径的颗粒质量百分数为纵坐标。以粒径为横坐标。 ["方格","对数","半对数","自然对数"] 秦桧Qín Huì 细度模数量用来衡量（）粗细程度的指标。 ["砂","碎石","A和B","粘土"] 谴责qiǎn zé 悄然qiǎo rán