标普公司的高级人员说,有五个国家的信用评级,曾经一度像美国上个星期一样由3A降到了2A上(+),但是又能回升到3A。 这些国家包括加拿大、瑞典和澳大利亚。
S&P executives said five countries, including Canada, Sweden and Australia, managed to regain a AAA rating after falling to AA+, as the United States did last week.
近年随着“名欧门窗”品牌知名度的不断提高,公司的产品创意设计日益成为国内门窗行业的风向标!
In recent years, with the "European doors and Windows" brand constantly improve visibility, creative product design company has become the domestic doors and Windows industry leader!
信效度研究表明,该量表的同质信度、重测信度、内容效度、结构效度和效标效度都达到了心理测量学的要求。
Psychometic properteis analysis showed that the scale achieved good to excellent levels of internal consistency, test-retest reliability, and content, construct, and criterion-related validity.
振镜可根据需要旋转90度,对侧面进行打标。
The galvanometer can be rotated 90 degrees on request to mark from the sideways.
信效度研究表明,该量表的同质信度、内容效度、结构效度和效标效度都达到了心理测量学的要求。
Psychometic properties analysis showed that the scale achieved good to excellent levels of internal consistency, content, construct, and criterion-related validity.
结果表明,单标样法对基本参数的不准确度具有明显的抵偿作用,目前的文献数据可以满足单标样法的要求。
The results indicated that this inaccuracy can be remarkably compensated and satisfaction is given to the method by using the values of the parameters reported in the literature.
该方法在构造单程波的步进算法时,在选择标架或正交基等方面有更大的自由度。
The approach presents more freedom when choosing frame or orthogonal basis of one-way wave marching algorithm.
这个温度计标着两种刻度,一种是华氏度,另一种是摄氏度。
This thermometer has two scales marked on it, one in Fahrenheit and one in Centigrade.
提出了一种用于铷原子频标实验的灵活、方便的新型多参数、高准确度、大容量数据采集系统的构成方案。
A construction layout about flexible, convent, new type, multi parameter, high accuracy, large volume data acquisition system for the Rubidium atomic frequency standard test is put forward.
目的:考察防御方式问卷(dsq)的结构效度和效标效度。
AIM: To explore the structure validity and criterion validity of defense style questionnaire (DSQ).
在能见度不良时,雷达虽能及时发现海上物标,但对避让操纵尚不能起很有效的作用。
What radar can do in poor visibility is just find objects at sea in time, but it is not of much use for effective collision avoiding manoeuvring.
效度检验主要包括结构效度和效标效度两个方面。
And validity included construct validity and criterion validity.
高感度光电眼色标跟踪,数字化输入封切位置,使封切位置更加准确。
High sensitivity photoelectric eye color tracing, numerical input of cutting sealing position for extra accuracy.
而在辣根氧化物酶标显色时,相同条件下光谱自编码微球的检测灵敏度62.5倍于96孔酶标比色板。
The sensitivity of HRP enzyme conjugated antibody in ELISA matrix tests on optical self-encoding microbeads proves 62.5 times higher than on 96-wells ELISA plate.
由于铷原子频标具有优良的频率和时间准确度及稳定度,被广泛应用于导航、通信、守时授时和各种科研领域。
The rubidium atomic frequency standards have been used in so many respects as navigation, communication, time transport and several science fields.
方法简便快速,选择性好,经标样分析表明,结果的准确度及精密度均符合要求。
The method is simple, repaid, reproducible, and has been applied to the analysis of standard model of Pb Ca alloy with satisfactory results.
元分析是研究效度概化问题的技术,是对具有“预测因子-效标”特征的相关数据进行定量综合的方法。
Validity generalization (VG) is one of the most useful methodologies to estimate the effect sizes of predictor-criterion relationships based on the techniques of meta-analysis.
早期的研究证明公文筐测验具有较好的效标关联效度。
Early empirical studies have proved that the in-basket test had moderate evidence for criterion-related validity.
结果:与SAQ比较,SF - 8量表整体上具有较好的结构效度、效标效度、分半效度、内部一致性和反应度,但部分领域的内部一致性和反应度较差。
Results: Compared with SAQ, SF-8 as a whole had very good reliability, validity and responsibility, but poor validity and responsibility existed in several domains.
方法:采用分半相关法,复本法以及效标关联效度的同时效度和预测效度进行检验。
Methods: The split-half method and the equivalent form method were used, and the concurrent validity and predictive validity of the criterion-related validity were tested.
高感度光电眼色标跟踪,数字化输入封切位置,使封切位置更加准确。
Sensitivity photoelectric eye tracking, digital input cut position which makes the cutting position more accurate.
由于对数字影像内定向时框标的识别与定位是从数字影像提取数据的关键步骤,框标中心坐标确定的准确度将直接关系到所提取数据信息的精度。
Because the reference mark automatic recognition and locating is an important step detecting data from digital image. The veracity of the focus of mark is related to the nicety of data.
研究表明,评价中心具有良好的效标关联效度,其内容效度也在不断提升,但其结构效度却不太理想。
The former researches indicate that, assessment center has good criterion validity and its content validity has been improving, but its construct validity has been less promising.
本文论述了光谱标样均匀度检验方法的原理并使用BASIC语言编制了检验程序。
This paper deals with the principles of homogeneity test for spectrochemical standard reference materials and gives a homogeneity test program with BASIC language.
打标头可360度旋转,根据产品需求自由调节打标位置。
The marking head can be turn in 360 degrees to position the product to mark…
高感度光电眼色标跟踪,数字化输入封切位置,使封切位置更加准确。
High sensitivity photoelectric eye color mark tracking, digital input cut position which makes the sealing and cutting more accurate.
根据时标分离的原则,设计飞行器的快回路和慢回路控制器,并进行全包线六自由度非线性仿真。
And based on the time-scale separation principle, divided the control system into fast loop and slow loop, finish the six degrees of freedom nonlinear coordination simulation.
根据时标分离的原则,设计飞行器的快回路和慢回路控制器,并进行全包线六自由度非线性仿真。
And based on the time-scale separation principle, divided the control system into fast loop and slow loop, finish the six degrees of freedom nonlinear coordination simulation.
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