以正二十烷 、 聚乙烯和乙丙橡胶等为原料经熔融挤出,制成正二十烷含量10%~65%的共混切粒. The blended chips containing 10 % ~65 % of n - Eicosane were fabricated with n - Eicosane, polyethylene ( PE ) and ethylene - propylene copolymer.
Better poor with honour than rich with shame.穷得光荣,胜过富得可耻。Cyprian, for example, talks of exhibitions of shame and modesty.例如, 希普林曾谈到羞愧跟谦逊的展示.Her cheeks glowed with shame.她面颊羞得发红。It's a crying shame that police have t...
I want to catch forty winks before the guests arrive.我想在客人到达之前,先打个盹儿.I managed to get forty winks after lunch.我吃过午饭设法小睡了一会儿。I'll feel much better when I've had forty winks.我打个盹就会感到好得多。The planes were little sil...
During cardiac catheterization, you're kept on your back and awake.在心导管插入术的实施过程中, 患者一般是平躺而且清醒的.Objective To observe the advantage of CLAVE connector in central venous catheterization.目的观察可来福接头在深静脉置管中的应用优势.Conclusion...