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RG-59 is a designation for which of the following cable types?（）
Demographic indicators show that Americans in the postwar period were moreeager than ever to establish families. They quickly brought down the age at marriagefor both men and women and brought the birth rate to a twentieth century height 1．_______after more than a hundred years of a steady decline, producing the” baby boom.” 2．_______These young adults established a trend of early marriage and relatively largefamilies that went for more than two decades and caused a major but temporary 3．_______reversal of longterm demographic patterns. From the 1940s through the early1960s, Americans married at a high rate and at a younger age than their 4．_______Europe counterparts. 5．_______ Less noted but equally more significant, the men and women who formed 6．_______families between 1940 and 1960 nevertheless reduced the divorce rate after a 7．_______postwar peak; their marriages remained intact to a greater extent than did that of 8．_______couples who married in earlier as well as later decades. Since the United States 9．_______maintained its dubious distinction of having the highest divorce rate in the world,the temporary decline in divorce did not occur in the same extent in Europe. 10．_______Contrary to fears of the experts, the role of breadwinner and homemaker was notabandoned.
与血小板无关的检查项目是（ ）。
1996年1月29日，我国成立的首家报业集团是（）
单色圆偏振光通过双折射晶体制成的劈尖（如图）.劈尖的光轴与棱平行.用偏振片来观察通过劈尖后的光.偏振片的透振方向与劈尖的棱成45角尖表面上所观察到暗纹数目.已知劈尖的最大厚度d max=0.05厘米，n 0=1.54，n e=1.55，λ=500nm.
在农发行开立一般存款账户的客户申请办理银行承兑汇票承兑业务应报（）进行资格审批。
食品中常见的化学污染物包括（）
患者，女，50岁，因交通事故致双下肢瘫痪，大小便失禁，其子女将其送到医院康复科进行治疗。首先进行的康复医疗活动是（）
旅客乘车途中客票有效期终了，补票应从：（）
急性肾盂肾炎的治疗，下列不正确的是（）
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