不确定

However, the study based on the analysis of open market operation indicates that the relation between open market operation and monetary aggregate is certain, but the certain relation does not exist between open market operation and interest rate, and the uncertain relation between open market operation and interest rate comes from the uncertainty of IS curve's slope.

以公开市场操作为对象，本文研究表明，公开市场操作和货币量之间确实存在确定的关系，而和利率之间的关系是不确定的；导致利率和公开市场操作关系不确定的主要原因是IS曲线的斜率是不确定的。

In addition, the preparation and package and store for standard reference materials of antioxidant BHT are studied.

本论文主要叙述了对工业品防老剂BHT的重结晶提纯和区域熔融提纯(自行设计和制造了区域熔融仪，申请了发明专利)来制定防老剂BHT标准物质的研究：通过实验确定了乙醇重结晶提纯工艺；利用自行设计区域熔融装置，拟定操作规程和技术条件；确定提纯样品的高效液相色谱法和差示扫描量热法的纯度检测条件和实验方法；用高效液相色谱检验BHT标准物质的均匀性、稳定性；分别用高效液相色谱法和差示扫描量热法测定这种标准物质的不确定度评定及两种不同原理检测的定值分析；最后确定标准物质BHT的纯度和合成标准不确定度：标准物质的制备、包装及贮存。

Through the research on the determination of SO2 in white granulated sugar by pararosaniline hydrochloride method, the sources of uncertainty components were analyzed, and the individual uncertainty values were evaluated, the expanded uncertainty of the m

摘要通过对盐酸副玫瑰苯胺法测定白砂糖中二氧化硫的测定过程进行研究，分析了该法测定结果的不确定度分量及其来源，确定了各不确定度分量值，给出了该法的扩展不确定度。

A preliminary analysis of calibration data shows that the uncertainty of the spectral irradiance measurement in the quartz tungsten halogen lamp and the uncertainty in distance measurement are the major factors of uncertainty in the sphere calibration technique.

初步的定标数据分析显示，石英卤钨灯光谱辐照度测量的相对不确定度和距离测量的不确定度是积分球定标最主要的不确定度来源，可用于紫外波段光谱辐射计的高精度辐射定标，并可以极大地降低定标不确定度。

In accordance with the method of silver nitrate titration of chloride in water,the sources of the uncertainty of measurement of chloride in water were analyzed and the uncertainty was evaluated.

根据硝酸银滴定法测定水中氯化物的含量，分析了该方法测量不确定度的来源，评定了水中氯化物的测量不确定度，在各不确定度中，以标准溶液配制与样品分析时滴定消耗的硝酸银体积引入的不确定度较大。

Methods According to Evaluation and Expression of Uncertainty in Measurement (JJF1059-1999), analysis of measure uncertainty of the chemical oxygen demand determined by acidic potassium permanganate titrate prescribed in Sanitary Standards for Drinking Water (2001) was conducted.

根据JJF 1059-1999《测量不确定度评定与表示》对《生活饮用水卫生规范》(2001)中耗氧量的酸性高锰酸钾滴定法的测量不确定度进行分析评定。结果水中耗氧量测定的A类相对标准不确定度为0.584%，B类不确定度为0.781%。

The uncertainty of Cr content that determined by ammonium persulfate oxidation titrimetry in stainless steel was studied by adopting the current international method.

采用国际通用的方法研究了过硫酸铵氧化滴定法测定不锈钢中铬量的不确定度，分析了不确定度的主要来源，评定了不确定度分量及总不确定度。

We propose two new aggregation operators called extended uncertain linguistic aggregation operator and interval linguistic aggregation operator, and then develop an EULA operator-based linguistic approach and an ILA operator-based linguistic approach, respectively, to multiple attribute decision making in uncertain linguistic setting.

介绍了不确定语言变量的运算法则，给出了不确定语言变量之间两两比较的可能度公式，提出了2种新的数据信息集成算子拓展的不确定语言集成算子和区间语言集成算子，并且分别提出了基於EULA算子和基於ILA算子的不确定语言环境下的多属性决策方法。

According to the request of national regulation of verification of JJG259-1989 Standard Metal Tank and national technical specification of JJF1059-1999 Evaluation and Expression of Uncertainty in Measurement, the author adopted Type A and Type B uncertainty of evaluation methods. Standard uncertainty comes from various heft,liquid location difference in height of verified capacity measure,capacity of Gauge neck,difference in height of liquid location of gauge neck and standard capacity measurement.

根据JJG2591989《标准金属量器》国家检定规程和JJF1059-1999《测量不确定度评定与表示》国家技术规范的要求，通过采用不确定度A类和B类评定方法，具体分析包括被检量器的液位高度差，计量颈容量，计量颈液位高度差，标准金属量器等分量的产生及所引入的不确定度分量，从而获得标准金属量器测量结果的扩展不确定度。

This paper divides river width into section and calculates radom unsure measure in every section,system uncertain measure(u∧ s 1 ) and so on when the rate to width and depth is more than the range which is provided by "test standard of river discharge".

对单次流量不确定度计算，提出了在宽深比大于《河流流量测验规范》规定的范围时，可进行河宽分段，并计算每段随机不确定度和系统不确定度等各不确定度的方法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。