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- Photo polymerization of acrylamide (AAM) onto CaCO_3 particle surfaces and its structure were studied by polymerization effectiveness, electron spectra for chemical analysis (ESCA), scanning electron microscopy (SEM) and particle size measurements. 采用表面光聚合技术处理CaCO3 粉末 ;研究了反应温度、时间、单体浓度等对丙烯酰胺 (AAM )在CaCO3 粉末表面光聚合的影响 ;并采用X光电子能谱 (ESCA)、粒度分析、扫描电子显微镜 (SEM )和模型模拟分析等研究了表面光聚合处理碳酸钙 (CaCO3 )的结构 .
- photo polymerization ;photopolymerization 光作用
- Keep the sun behind you when you take a photo. 拍照时要让太阳留在你的身后。
- He showed me a photo of a family group. 他给我看一张合家欢的照片。
- Many a time have we come across this same photo. 我们多次都见到过这同一张照片。
- He adjusted the shutter before taking a photo. 在照相前，他调整了快门。
- Keywords thioxanthone;photoinitiaton;Laser-Nephelometry;photo polymerization;pho-toactivator; 光聚合;硫杂蒽酮;光引发剂;激光浊度法;光促进剂;
- The woman on the photo is my paternal grandmother. 照片上的这个妇人是我祖母。
- A polymer of two or more different monomers. 共聚物一种由两种或多种不同单体构成的聚合物
- He took a lot of photo last sunday, and so do I. 他上星期照了许多照片，我也一样。
- The photo made him quite attractive. 照片把他拍得相当英俊。
- Keywords CaCO_3;acrylamide;surface modification;ultraviolet;photo polymerization; 丙烯酰胺;表面处理;紫外线;光聚合;
- That photo is a good likeness of David. 戴维那张相片照得很像。
- He hit upon a photo taken ten years ago. 他偶然发现一张十年前拍的照片。
- The photo shows her dressed in black. 在这张照片里，她穿著黑衣服。
- I got her in focus before I took the photo. 我在拍摄前先用镜头把她对清楚。
- The photo has faded beyond recognition. 相片已经模糊，不能辨认。
- A molecule that can combine with others to form a polymer. 单体可以与其他分子结合形成聚合物的分子
- Using preemulsion and post polymerization a polymer emulsion was synthesized. 采用先乳化、后聚合工艺成功合成一种聚合物乳液。
- The baby wouldn't stay put long enough for the photo to be taken. 这孩子总动换，拍不了照片。
