前牙固定义齿修复最好的固位体形式是下述哪一种
A.开面冠B.瓷熔附金属全冠C.3/4冠D.桩冠E.嵌体
参考答案:B
解析:前牙固定义齿修复最好的固位体形式是瓷熔附金属全冠。
在应用程序生成器的“常规”选项卡中。选择程序类型时选中“正常”,将生成一个在Visual FoxPro主窗口运行的 【6】 应用程序。
Tragedies have a way of making people rethink their (1) and find a new focus. They make people think about what a society needs in order to (2) . The notion of doing something to take control of society or of our fate as humans might be dated back to ancient times of the (3) . Now, in the early 21st century, " social (4) " are trying to take back some (5) over society’s direction once again. A social inventor is not necessarily a social (6) , a social (7) or someone who works in a (8) industry or invents new (9) and consumer products. A social inventor is using the power of (10) thinking, to come up with ideas for (11) in certain communities or sections of society. They have a vision of a (12) world and create new systems or practices. Their ideas may seem (13) or impossible. They are usually quite (14) people. But some of these creative thinkers have (15) and quietly changed the way we live. Social inventions do not have to be (16) . Sometimes they are new (17) for neighborhoods or communities, or even very (18) ideas. The idea of social inventions has become so popular in recent years. It shows how much people desire to make a (19) in our society and not remain (20) .