Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/42a5ba39ffc4b6a40686cd4e0f4db331.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 grain angularity是什么意思，grain angularity的翻译，grain angularity音标、读音、用法和例句_果味酸柯林斯词典
In general, smaller grain size and greater angularity tend to increase the porosity while an increase in range of particle size tends to decrease porosity. 通常，颗粒越小曲率越大孔隙度越大，而当颗粒尺寸增大时孔隙度会减。