標(biāo)準(zhǔn)網(wǎng)目篩目sievemeshnumber: 篩網(wǎng)目數(shù)sieveking: 西夫金sieveopening: 篩孔sieveing coeffecient: 篩選系數(shù)sieveplates: 篩板下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
