英语词汇“difficulty curve”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	difficulty curve
释义	difficulty curve 分选密度±0.1曲线；又称“邻近密度曲线”；曾称“比重±0.1曲线”。表示不同分选密度时；邻近密度物含量与该密度的关系曲线。代表符号ε±0.1。
随便看	mean effect time mean efficiency mean efficiency factor mean effort mean eigenvalue mean ejection rate meanel mean electrical axis mean electrical axis of t wave mean electrode voltage mean electron concentration mean electron energy mean element mean elements mean elevation of basin mean elongation mean embedding efficiency mean employment mean-end analysis mean-end method mean energy mean energy consumption mean energy decrement mean energy density mean energy imparted