标准测定

Based on this test, a standard damage index of thrips to Medicago and a resistance evaluation method were formulated.

同时，本研究也提出了田间苜蓿受蓟马为害的测定标准及抗性评价方法。

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 effects of the method repeatability, sample mass, standard titrate solution and enviroment temperature on the uncertainty of PTA acid value determined with titrimetry were assessed and discussed.

摘要对滴定法测定精对苯二甲酸酸值的过程中的方法重复性、样品质量、标准滴定溶液、环境温度等方面对不确定度影响进行了评定讨论。

The calibration of each batch of routine dosimeters should be traceable to a national or international standard.

日常的每批辐射量测定器的校准应参照国家或国际标准。

Methods ELISA assay was used to measure the concentrations of calprotectin in feces of 30 UC patients and 20 healthy controls. The disease activity of UC was determined by Truelove Witts histological criteria.

选取溃疡性结肠炎患者30例和正常对照20例，采用ELISA方法测定粪便中钙卫蛋白含量，溃疡性结肠炎组织学严重程度根据Truelove Witts标准判断，与红细胞沉降率和C反应蛋白进行比较

The environmental engineer employs turbidimetric analysis when he employs the Jackson candle turbidimeter or standard bottles for the measurement of turbidity.

环境工程师使用Jackson烛光浊度计或标准瓶法测定浊度。

Methods Under the acid condition, fluorine could be separated by distillation, then fluorine is absorbed by washing liquid. The electricity lead detection-ion chromatogram with Ionpac AS14 column was employed to determine the content of fluoride, 3.5 mmol/L of sodium carbonate-1.0 mmol/L of soda as the washing liquid at 1.2 ml/ mm.

氟在酸性条件下，蒸馏分离，蒸出的氟化氢被淋洗液吸收，采用电导检测－离子色谱仪和IonpacAS14色谱柱，3.5 mmol/L碳酸钠－1.0 mml/L碳酸氢钠为淋洗液，流量为1.2 ml/min，样品及标准系列在酸性条件下经水蒸气蒸馏－吸收，直接进样测定。

METHODS: We counted M. vaccae by UV spectrophotometry, wet weight measurement and plate count method, and built up two standard curves. One was drawn according to the results of UV spectrophotometry to plate count and the other was humid weight to plate count.

采用紫外分光光度计法、测湿重法、平板菌落计数法测定细菌数，建立紫外分光光度计法、测湿重法对平板菌落计数法的标准曲线。

Toxicity and Safety Evaluation of Emamectin Benzoate on Four Types of Non-target Organism CANG Tao, ZHAO Xue-ping, WU Chang-xing, WU Sheng-gan, CHEN Li-ping, WANG Qiang, ZHANG Zhi-heng (Institute of Quality and Standard for Agricultural Products, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, China) Abstract: The acute toxicities of four representative non-target organisms: bee, partridge, zebra fish and silkworm, caused by emamectin benzoate were evaluated.

甲氨基阿维菌素苯甲酸盐对4种非靶生物毒性及安全性评价苍涛，赵学平，吴长兴，吴声敢，陈丽萍，王强，张志恒(浙江省农业科学院农产品质量标准研究所，杭州 310021)摘要：测定了甲氨基阿维菌素苯甲酸盐对4种有代表性的非靶生物蜜蜂、鹌鹑、斑马鱼、家蚕的急性毒性，并进行了安全性评价。

CPI in half of this year in China hovering around 8%, exceeding international standard and the proper zoon predicted by domestic experts, indicates that inflation will deteriorate further.

我国上半年 CPI 指数一度在8%左右徘徊，大大超过国际标准，也超过国内专家测定的合理区间，通货膨胀有进一步恶化的趋势。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。