No clear spherulitic morphology was observed in polarizing optical micrograph of PHB - diol.在PHB-diol的偏光顯微鏡照片中觀察不到明顯的球晶形態.The water - borne polyurethane was based on polyester diol and toluene diisocyanate etc.以聚酯多元醇、甲苯二...

diol的音標：diol的英式發音音標為：['dɑ???l]diol的美式發音音標為：['dɑ?o?l]...

Polyether diol mainly adopts polytetramethylene ether glycol ( PTMEG ).聚醚二醇主要采用聚四氫呋喃醚二醇 ( PTMEG ).Polyhexamethylene adipate diol and Polyurethane aquocmulsion based on the polyester are prepared.以己二酸、己二醇為原料合成聚己二酸己二醇酯二醇,并...