Tanggal Posting: 22 Agustus 2022 1. Keusik: fokus kana mariksa modulus fineness pasir urang, gradasi partikel, eusi leutak, eusi blok leutak, eusi Uap, sundries, jsb pasir kudu dipariksa visually pikeun indikator kayaning eusi leutak jeung eusi blok leutak, jeung kualitas pasir shou ...
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