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- The results showed that diphenyliodonium hexafluoroarsenate was a kind of cationic photo initiator which could initiate the polymerization of THF. 结果表明,在紫外光光照的情况下,二苯基六氟砷酸碘鎓盐可以引发THF聚合,证明二苯基六氟砷酸碘鎓盐是一种正离子光聚合引发剂;
- The photo resist consists of binder polymer which makes the photopolymer alkaline soluble, multi-functional monomers, pigments, photo initiators and solvents. 彩色光阻剂的主要成分包括:碱可溶性树脂、光固化树脂、颜料、光引发剂、有机溶剂以及添加剂。
- The initial oxidation of uranium and uranium samples which were overlapped energy ion-implanted with C ions was studied respectively by Auger electron spectroscopy(AES). 用俄歇电子能谱(AES)分别对高真空室中铀样品及多能量叠加离子注入碳铀样品与氧气吸附及初始氧化过程进行了研究。
- The ultraviolet curing reaction of cardanol without photo initiator was studied.The UV curing mechanism and the properties of cured film were determined by IR、UV、GPC and(elemental) analysis. 研究了腰果酚在无光引发剂条件下的紫外光固化反应,并用IR、UV、元素分析、GPC等分析手段分析了腰果酚的紫外光固化机理及其固化膜性能。
- The unsymmetrical dimethylhydrazine(UDMH) and initial oxidation products were characterized by gas chromatography-mass spectrometry,and the content of main components were identified. 利用气相色谱/质谱表征偏二甲肼及其初期氧化产物,确定主要氧化产物浓度。
- 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。
- He initiated his son into the game of chess. 他把下棋的初步知识教给儿子。
- The woman on the photo is my paternal grandmother. 照片上的这个妇人是我祖母。
- Initiated trade with developing nations. 开始与发展中国家的贸易
- 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。
- That photo is a good likeness of David. 戴维那张相片照得很像。
- A task that is initiated and terminated by a higher order task. 一种由较高一级的任务来启动和终止的任务。
- While the reduction of the initial oxidized products on pyrite surface such as polysulphide and free sulphur can improve its hydrophilicity. 同时,黄铁矿表面初始氧化产物如单质硫和多硫化物被还原,亲水性增强。
- 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。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries