研究表明：当入选体积量的分选上限为20%时，流化床才能对颗粒混合物进行有效的分选，并且在振动条件下比在非振动条件下的分选效率略高一些。

It was shown that while the upper limit of volume fraction was about 20%, particle mixture might be significantly separated in a vibrated fluidized bed.

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研究表明：当入选体积量的分选上限为20%时，流化床才能对颗粒混合物进行有效的分选，并且在振动条件下比在非振动条件下的分选效率略高一些。

It was shown that while the upper limit of volume fraction was about 20%, particle mixture might be significantly separated in a vibrated fluidized bed.

youdao