短語(yǔ)詞組短語(yǔ)average particle diameter method 平均粒逕法number average particle diameter 個(gè)數(shù)平均粒逕average particle diameter 平均粒子直逕;[橡膠]平均粒逕average outside diameter 平均外逕AVERAGE CLADDING DIAMETER 平均包層直逕average root diameter 根平均直逕average surface diameter 平均表麪直逕Average pore diameter 平均孔逕average claddig diameter 平均塗層 返回 average diameter