六亚甲基二异氰酸酯 ( HMDI ) 可用在预聚物中代替甲苯二异氰酸酯〔TDI〕.Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.柯达叙述了一种直链的活性亚甲基两当量的黄成色剂.Kodak company describes open chain reactive methylene two - equivalent yello...
I could smell the honeyed ripeness of melons and peaches.我能闻到瓜桃熟透了的香甜味道。Skin the peaches by blanching them.把桃子焯一下去皮。Honey peaches are in now and we can eat them every day.现在水蜜桃正上市,我们每天都可以吃到....
He heard the screech of brakes.他听到刺耳的刹车声。The figure gave a screech.那个身影发出一声尖叫。In the distance he hears the screech of a dump truck's brakes.在很远处,他听见了卡车的急刹车声....