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ABSTRACT Yb-doped calcium fluorapatite single crystals were successfully grown by the Czochralski method.

摘 要 用高频感应提拉法生长了掺Yb3+磷酸钙晶体,获得了理想的生长工艺参数。

A new ceramic containing fluorapatite and small particles of glass is being used to replace teeth. This ceramic material has the aesthetic look of a natural tooth and causes less wear to opposing teeth than other available materials. Research is even being done on a "ceramic" based gum which is thought to retard the growth of plaque.

一种新型的含有磷酸钙以及玻璃小颗粒的陶瓷正用于替代牙齿,用这种陶瓷制成的牙齿,有着和天然牙齿一样的外表,并且具有比由其他用于制作假牙的材料更好的耐磨性,研究人员也正在研制一种陶瓷基牙龈,以阻碍牙菌班的生长。

The formation processes and mechanisms of FHA phase and fluorapatite phase in Ca〓-PO 〓〓-C〓H〓OH system with different fluorine containing compounds are investigated.

论文研究了以Ca(NO〓为溶胶体系、通过在其中引入含化合物合成FHA相和纯FA相的反应过程和机理。

Machinable bioactive glass-ceramics containing mica and fluorapatite were prepared by high-temperature melting. The glass-ceramics were analyzed by means of X-ray diffractometry, scanning electron microscopy with energy dispersive spectrometer and Fourier transform infrared reflection spectrometry. The bending strength, hardness and fracture toughness of the materials were measured.

摘 要:采用高温熔铸法制备可加工生物活性云母/磷灰石玻璃陶瓷;用X射线衍射、扫描电镜和傅里叶变换红外光谱分析等手段对材料的相组成和微观形貌进行研究,测定材料的抗弯强度、硬度和断裂韧性等力学性能;采用体外模拟体液浸泡法测试材料的生物活性。

Machinable bioactive glass-ceramics containing mica and fluorapatite were prepared byhigh-temperature melting. The glass-ceramics were analyzed by means of X-ray diffractometry, scanning electron microscopy with energy dispersive spectrometer and Fourier transform infrared reflection spectrometry. The bending strength, hardness and fracture toughness of the materials were measured.

摘 要:采用高温熔铸法制备可加工生物活性云母/磷灰石玻璃陶瓷;用X射线衍射、扫描电镜和傅里叶变换红外光谱分析等手段对材料的相组成和微观形貌进行研究,测定材料的抗弯强度、硬度和断裂韧性等力学性能;采用体外模拟体液浸泡法测试材料的生物活性。

SEM studies of all the three types demonstrate that this colloidal mineral is made up primarily of supermicroscopic low-carbonate fluorapatite aggregates, phosphate microframboids, and radiated fibrous apatite.

对不同矿石类型中胶磷矿做扫描电镜研究,得知胶磷矿主要由超微晶低碳磷灰石集合体、磷酸盐显微莓群以及纤维放射状磷灰石等构成。

A nonmetallic univalent element; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite.

一种非金属单价元素,通常为黄色的刺激性有毒易燃气体,氧化性极强,从萤石、冰晶石或磷灰石中回收。

The polymer integrates the structural features and performances of nylon and polysulphonamides as well as fluoric polymers.

该聚合物综合了尼龙和聚磺酰胺以及含聚合物的结构特点和性能。

It has been fabricated by electrochemical anodization of pure Ti sheet in electrolytes containing small amounts of fluoric ions.

该材料以纯金属钛为基体,在含有少量离子的电解质溶液中通过电化学阳极氧化法制得。

Use fluoric toothpaste to brush teeth in the morning, evening and after meals, and interdental space as well.

每天早、晚和进食后,用含的牙膏刷牙,同时仔细地清理牙缝。

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The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意,我建议我们在价格上大家各让一半。

After an hour and no pup, look for continued contractions and arching of the back with no pup as a sign of trouble.

一个小时后,并没有任何的PUP ,寻找继续收缩和拱的背面没有任何的PUP作为一个注册的麻烦。