Several other materials can be used for liming purposes , such as , baked or burned oyster shells , marl , basic slag , wood ashes , and cement industry by - products 其它幾種物質(zhì)也可用來施用石灰,如?殼灰、泥灰、鋼渣磷肥(堿性爐渣) 、草木灰和工業(yè)水泥的副產(chǎn)品等。
basic slagとは意味:塩基性スラグ basic slag meaning: Noun: basic slag beysik slag Slag produced in making steel; low in silica but having large amounts of calcium phosphate; useful as fertilizer Type of: dross , scoria , slag ...basic slag artinya:terak basabasic slag перевод:1) основной шлак