A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.用糠醇和糠醛缩聚制备了新型呋喃树脂.Resinification of furfural on the catalyst was the main cause of deactivation.糠醛树脂化结焦是导致催化剂失活的主要原因.Fig. 5 Varia...
Typical setup when miking the top and bottom of a snare drum.在用顶麦和底麦录制军鼓时的标准设置.The same is true for milking machines , miking milking areas and pasture lands.对于牛奶及其,产奶地区, 牧场也是一样的....
目的: 探讨超声内镜 ( EUS ) 对胆囊腺肌增生症的诊断价值.Objective : To evaluate endoscopic ultrasonography ( EUS ) in the diagnosis of gallbladder adenomyomatosis.经病理及免疫组化检查证实为朗格汉斯细胞组织细胞增生症.Skin biopsy and immunohistochemical study confirmed t...