瓷与金属结合形式起主导作用的是下列哪项（）。_口腔材料学_全学科试题题库

当前学科：口腔材料学

题目：单选
瓷与金属结合形式起主导作用的是下列哪项（）。
答案： <查看本题扣1积分>

查看答案

答案不对？请尝试站内搜索

推荐知识点:

奔驰1922型罐式加油车泵油系统中输出动力传递方向为：发动机——离合器——变速箱——取力器——传动轴——油泵皮带轮——油泵（）

现行（）中通常规定，承保由一次事故引起的"任何一次损失，或一系列损失"，也就是一次事故内引起的所有损失。

阅读材料，回答题。 Deport them or notIn a country that defines itself by ideals，not by shared blood，who should be allowed to come，work and live here?In the wake of the Sept．1 1 attacks these questions have never seemed more pressing．On Dec．11，2001，as part of the effort to increase homeland security，federal and local authorities in 14 states staged“Operation Safe Travel”-raids on airports to arrest employees with false identification(身份证明)．In Salt Lake City there were 69 arrests．But those captured were anything but terrorists，most of themillegal immigrants from Central or South America．Authorities said the undocumented workers’illegal status made them open to blackmail(讹诈)by terrorists．Many immigrants in Salt Lake City were angered by the arrests and said they felt as if they were being treated like disposable goods．Mayor Anderson said those feelings were justified to a certain extent，“We’re saying we want you to work in these places，we’re going to look the other way in terms of what our laws are，and then when it’s convenient for us，or when we can try to make a point in terms of national security，especially after Sept．1 1，then you’re disposable．There are whole families being uprooted for all of the wrong reasons，”Anderson said．If Sept．1 1 had never happened．the airport workers would not have been arrested and could have gone oil quietly living in America．probably indefinitely．Ana Castr0，a manager at a Ben＆Jerry’s ice cream shop at the airport，had been workin9 10 years with the same false Social Security card when she was arrested in the December airport raid．Now she and her family are living under the threat of deportation(驱逐出境)．Castro’s case is currently waiting to be settled．While she awaits the outcome，the government has granted her permission to work here and she has returned to her job at Ben&Jerry’s．According to the author，the United States claims to be a nation__________．

CT扫描与体层摄影相比较，其最大的优点是（）

下列哪些是肺炎性假瘤的X线特点（）

以下关于CSMA/CA的描述中，错误的是（）。

受托人的义务

北宋沈括的《梦溪笔谈》被誉为“中国科学史上的里程碑”。

下列哪项不属于外生殖器（）

与相同截面、相同长度的架空输电线相比，电缆的对地电容（）。