查询词典 standard

The suitable detection wavelength was selected through qualitative determination of wave spectrum. With 95% ethanol as the reference solution, the standard curve was drawed with a series of different concn. of standard solution of chlorogenic acid, and the Absorbance of extracting solution was determined and the chlorogenic acid content in filtrate was calculated.

波谱定性检验选择适宜的测定波长，以95%乙醇为参比溶液，用配制好的一系列不同浓度的绿原酸标准溶液绘制标准曲线，测定提取液的吸光度，计算滤液中绿原酸的含量。

Through the revised standard of the construction and acceptance for sprinkler system,analyzed the system of related standard and its development.

文章结合自动喷水灭火系统施工及验收规范的修订情况，分析了相关规范的体系与发展，提出了对加强施工验收管理工作的几点体会。

To provide customers a variety of sprocket, including standard and non-standard sprocket sprocket.

能为广大用户提供各种规格的链轮，包括标准链轮和非标链轮。

Igabyte 450-89 paper and Board-sampling for GB 10739-89 pulp, paper and board test specimen processing and standard atmosphere for 3, define this standard the following definitions.

B 450—89 纸和纸板试样的采取 GB 10739—89 纸浆、纸和纸板试样处理与试验的标准大气 3、定义本标准采用下列定义。

The high is the water surface to pump impeller center line of the vertical distance, it allows a high degree of suction on the vacuum can not be mixed up, pump product specifications or nameplate allows a high degree of vacuum suction on the pump inlet section refers to the vacuum value, and Standard chemical pump is a standard atmospheric pressure, water temperature 20 degrees Celsius case, trial and determination to come by.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

This application describes comparing two standard cells and comparing a standard cell with a precision voltage reference.

下面的应用实例说明比较两个标准电池以及将标准电池和精密电压参考标准进行比较的情况。

Today, ten years after HTML forms became a part of the HTML standard, web users do complex transactions that are starting to exceed the limitations of standard HTML forms.

今天，在 HTML 表单成为 HTML 标准的组成部分的十年后，网络用户所进行的复杂事务正在超越标准的 HTML 表单的能力极限。

In our case the standard deviation is 20.2 percent, and therefore the standard error is

在我们的例子中标准差为20.2%，所以标准误就是

The recovery ratio by standard addition was 96.8%-104.4%, and the relative standard deviation (n=5) was

方法的加标回收率为96.8%~104.4%，相对标准偏差(n=5)为

Ostream object tied to the standard error, which is often the same stream as the standard output.

绑定到标准错误的 ostream 对象，这通常是与标准输出相同的流。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。