... 预期 expect; anticipate 预期利益 anticipated profits; 达到预期的效果 achieve the desired ... 未预处理的 unpretreated 未预防的 unprotected ...
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The composite binder of dihydrate phosgypsum and fly ash (PGF) is a new kind of binder made from unpretreated phosgypsum, fly ash and activator.
二水磷石膏粉煤灰复合胶结材（PGF）是直接将未经处理的磷石膏通过加入粉煤灰和激发剂改性制得的新型胶结材。
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