您要查找的是不是：
- A modified reciprocating friction and wear tester was performed to evaluate the effect of the size and hardness of food particles on the three-body wear of human enamel. 在往复滑动摩擦磨损试验台上对比考察了三体磨粒磨损过程中,食物颗粒的粒度和硬度对人牙釉质摩擦学特性的影响。
- METHODS:Human enamel blocks were irradiated with pulsed Nd:YAG laser at different energy . The surface hardness and abrasion rate of enamel were examined before and after laser irradiation. Morphological changes of enamel were observed with SEM. 方法 :用不同剂量的脉冲Nd :YAG激光照射人牙釉质 ,测量照射前后釉质硬度及磨耗率的改变 ,并用扫描电镜观察釉质表面形态的变化。
- Zheng J,Shi X Y,Zhou Z R.Study on tribological behavior of human enamel sliding against various counterparts under lubrication of artificial saliva[J].Tribology,2004,24 (2):139 -143. [2]郑靖;石心余;周仲荣.;人牙釉质在人工唾液润滑下与不同偶件对摩时的摩擦学性能研究[J]
- It's only human nature to want a comfortable life. 想过舒适的生活不过是普通人的本性。
- Test of Hardness and Wear Resistance of Artificial Carious Human Enamel 龋病人牙釉质表面硬度及抗磨损性能测试
- MICROHARDNESS TEST ON HUMAN ENAMEL IN VITRO AFTER Nd-YAG LASER IRRADIATION Nd-YAG激光辐照离体人牙釉质显微硬度测定
- Speeches distinguish human beings from animals. 人类和动物的区别在于人会说话。
- The war took a heavy toll of human life. 这次战争夺去了许多人的生命。
- Perhaps it is our human nature to be nostalgic. 也许是人类天生有一种思古之幽情。
- The priest says that the human spirit never dies. 牧师说，人的灵魂永远不死。
- Human life and turnip remain cheap and plentiful. 人命与萝卜依然是多而且便宜。
- He took a mournful view on human affairs. 他对人世持悲观的态度。
- She was destitute of human feeling. 她一点也没有人的感情。
- Human nature revolts at such a crime. 人性厌恶这样的罪行。
- They listened to his discourse on human relations. 他们听他作关于人际关系的演讲。
- Human tissue is made up of cells. 人体的组织是由细胞构成的。
- The accident was caused by human error. 这宗事故是人为过失造成的。
- He was the only human being on the island. 他是那个岛上唯一的人。
- Men, women and children are all human beings. 男人、女人和孩子都是人。
- Human beings are moral individuals. 人是有辨别是非能力的。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
