AIM: To study the value of oral ferric ammonium citrate (FAC) solution as a negative gastrointestinal contrast agent in MR urography (MRU).
目的：研究枸橼酸铁铵作为胃肠道阴性对比剂对改善磁共振尿路成像(MRU)质量的价值。
At the time he was writing, new inventions in fac-tories were turning out wealth on a scale undreamt of by previous generations.
在他写作的年代，工厂里的新发明正在生产出以往世代梦想不到的财富。
Fast automatic adapting combination gridding method (FAC) is a new technique developed in recent years for solving large-scale computation problem.
快速自适应组合网格方法(简称FAC)是近年崛起的解大型计算问题的新技术。
Abstract: in nuclear power plants, the FAC (flow accelerated corrosion) of carbon steel occurs mainly in the secondary circuit, causing a significant impact on production safety.
摘要：在核电厂中，二回路碳钢管道的流动加速腐蚀(FAC)对安全生产造成很大影响。
And with one-fac- lor Similarity Seleclion a new method for weiled Similarity Seleclion is also given.
并在单因素相似选择基础上，给出了有权分配相似选择的新方法；
The basic idea is to select a set of objects as foci. And the central focus, the basic vectors and FAC-coordinates can be got by computing.
基本思想是在对象空间选出焦点集，通过计算得到中心焦点、基本向量集和FAC _坐标。
According to the concept of designing material and the modern material design method, a kind of asphalt overlay material FAC used on concrete pavements was designed.
按照设计材料的概念和现代材料设计方法设计了水泥混凝土路面沥青加铺层材料FAC。
Objective to identify the cause and transmission route of hepatitis a, to analyse the epidemic fac - tors and to evaluate the control effect.
目的查明甲肝暴发原因和传播途径，分析流行因素，评价控制效果。
Laser designator has been switched off. Aircraft must give a "Laser on" command for the FAC to designate again.
飞行员必须发出一个“打开激光”的命令给前沿空中管制官以指示目标。
The FAC gives a brief description of the target to be attacked.
前沿空中管制官简单描述要攻击的目标。
Using of the excellent FAC-resistant piping materials can effectively reduce the rate of wall-thinning, as a result, it has been widely used in design or later design alteration.
研究及实践表明，目前已有多种技术用于抑制、减缓上述壁厚减薄现象。其中，选用抗fac性能优良的管道材料能有效地降低壁厚减薄速率并已在设计或设计变更中得到广泛应用。
The idea behind the oak wood housing fac? Ade was a clear division between the housing and the public part of the building.
背后的橡木房屋外墙的想法是一间房屋和建筑物的公共部分明确分工。
The idea behind the oak wood housing fac? Ade was a clear division between the housing and the public part of the building.
背后的橡木房屋外墙的想法是一间房屋和建筑物的公共部分明确分工。
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