查询词典 logarithm

Methods Far sight was examined through E Standard Logarithm Eyesight Table.

远视力检测使用E字标准对数视力表进行常规检查。

The standard logarithm Vision table lamp box after the careful design, after used , solvesinsufficient has far affected far, the near vision determinationquestion as a result of the natural light, is a present home newerproduct.

标准对数视力表灯箱经精心设计，采用后照法、解决了由于自然光线不足而影响远、近视力测定的问题，是目前国内较新型的产品。

Logarithm vision table and refractive test from a series of diopteric lens were used for screening the poor vision and the suspectmyopia, respectively.

选取全国30个省市区的7～18岁汉族中小学生，分城乡男女4群体；用对数视力表-屈光串镜结合法筛查视力不良和"疑似近视"。

Product characteristic: The standard logarithm Vision table lampbox is suitable for the child, the young people common physicalexamination, physical examination and so on recruitment of students,recruiting of workers is far, the near vision determination.

产品特点：标准对数视力表灯箱适用于儿童、青少年一般体检，招生、招工等体检的远、近视力测定。

The standard logarithm Vision table lamp box has the dualpurpose type, shines stably, brightness even, the structure novel, themodelling is artistic, easy to operate characteristic.

标准对数视力表灯箱具有两用式，发光稳定、亮度均匀，结构新颖、造型美观，使用方便的特点。

The distribution of variance, exhibited severe skewness which can be adjusted by natural logarithm transformation. Table 1.Comparison TA with GE of HRV. Table 1. presented the RR interval、 Ln、 LF% and variance of two groups. TA had significant higher than GE.

在安静心跳率TA比NT及HT患者之心跳率低，且达显著水准；TA与NT及HT间R-R波间隔时间皆有显著差异；在Ln的结果，TA与HT有显著差异 NT与HT也有显著差异；LF%的结果，TA显著高於HT，NT与另两组皆无显著差异；心率变异度部份HT皆显著低於另外两组。

The negative logarithm to the base ten of the transmittance of a sample.

以10 为底的样品的透射的负对数。

His first design is for a machine to calculate such things as logarithm tables.

他的最初设计是为机器计算诸如对数表之类的事情。

The number raised to the logarithm of a designated number in order to produce that designated number.

被升到指定数字的对数上的数量，是为了得到那被指定的数目。

The number of which a given number is the logarithm .

一个已知数是某数对数的数。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。