标准海水

中国系列标准海水制备与质量评价膨润土系列防水材料

Preparation and Quality Evaluation of the Series of China Standard Seawater

中国标准海水电导盐度的标定

Determination of conductivity salinity of standard sea water of China

大气压下磁力浮沉子法测量中国标准海水的密度

Determination of Chinese Standard Seawater densities with magnetic float method at atmospheric pressure

中国系列标准海水的制备

Technology For Preparation of Chinese Substandard Sea Water

采用国际标准海水重新定值法对标准溶液的电导率准确度进行了验证。

Then the author tests the accuracy of the standard solution by adopting the revalue method of international standard seawater .

气泵和水泵使标准海水测量水样循环流过剖面仪传感器。

The gas pump and the water pump enable the flow of the standard sea water measurement water sample over the section instrument sensor .

本文描述了制备中国系列标准海水的工艺流程，制备方法及标准值的不确定度进行了探讨。

The technological process and method of - preparation of Chinese substandard sea water are described in this paper The uncertainty of the standard value is also evaluated .

福建大部分海域海水符合清洁、较清洁海域海水水质标准，海水水质状况基本良好。

The water quality in Fujian 's most sea areas was good on the whole , reaching the standard of " Clean " or " Less Clean " .

根据国家海产品卫生标准，规定海水贝类TVBN≤15mg/100g为可接受限。

According to the national hygienic standard of sea shellfish seafood , provisions of TVBN ≤ 15 mg / 100g is acceptable limit .

实验研究在碱性和酸性条件下过二硫酸钾高温氧化四种不同类型含磷标准化合物在海水中的回收率和影响回收率的因素。

Experimental studies have been conducted on the decomposition efficiency of four different types of organic and inorganic phosphorus compounds in seawater under acid or basic condition by persulphate oxidation . The influence factors on decomposition efficiency , such as digestion time and pH were identified .

DIN的含量较高，超过国家三类海水的水质标准。胶州湾海水中无机氮的分布与富营养化研究

The content of dissolved inorganic nitrogen ( DIN ) was higher than the third-class seawater standard in China . Study on Dissolved Inorganic Nitrogen Distributions and Eutrophication in the Jiaozhou Bay