grain packing density的意思|示意
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谷物堆积密度
grain packing density的网络常见释义
颗粒堆积密度 ... grain packing density 颗粒堆积密度 grain boundary density 界密度 grain density 粒子密度 ...
grain packing density相关例句
Connection sequence of the grain size screening device, the density screening device and the color selection device is variable, however, the packing device is connected at last.
所述的粒径筛选装置、密度筛选装置、色选装置的连接顺序不定，但最后连接的是包装装置。