生物合成材料聚β-羟基丁酸(phb)的研究进展(Advancesinbiosynthesisofpoly(betahydroxybutyrate)(PHB))Advancesinbiosynthesisofpoly(betahydroxybutyrate)(PHB)Polybetahydroxybutyricacid(PHB)isaclassofthermoplasticpolyestersthatarestoredinorganismsasenergyandcarbonsourcesintheabsenceofcarbonandnitrogennutrientsintheabsenceof...