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The average recoveries of three kinds of extraction method are all suitable for determining pyrethroid pesticide multiresidues in dringking water.

3种萃取方法的回收率均可满足饮用水中痕量拟除虫菊酯类农药的分析,以正己烷快速混合萃取回收率最高。

The deepening of bilateral cooperation and the growing volume of orders, in May this year, order quantity to achieve new breakthroughs in the creation of a single-vehicle users in the Benxi Iron and Steel purchase on record.

双方的合作不断深入且订货量不断增长,今年5月份,订货量实现新的突破,创造了汽车用户在本钢单月采购量最高纪录。

For the FA, the results indicated that the VPD calculation using mean of 24 hourly temperature values as saturation vapor pressure, and wet-bulb depression as actual vapor pressure yielded the lowest error, the least range, and the most frequency with the highest WI. These outcomes were as well as the SIA with the lowest EMSE, R^2 higher than 0.99 and the highest CE.

分析结果显示,以频率分析法而言,各地农业气候分区均呈现,VPD计算式以24个时温度日平均为饱和蒸汽压力,与湿球下陷量为实际蒸汽压力,具误差最少、全距最小、出现频率最多及最高权重指数,性能表现最佳,这样的结果,对照统计指标法之检测评估,同样具最低RMSE、R^2值0.99以上及最大CE,性能表现优於其他所有VPD计算式,两者,结果一致。

The maximum coupling efficiency of the star styrene-butadiene rubber was 85.93%, obtained when the molar ratio of tin tetrachloride and active chains was 0.2625, tin tetrachloride was added in two portions and with the terminal styrene moiety exchanged for butadiene.

结果表明,四氯化锡的用量和加入方式以及端基转换均对偶联效率有影响,四氯化锡与活性分子链的物质的量比为0.2625,且在转换端基的条件下分2次加入时,所得星型丁苯橡胶的偶联效率最高为85.93%。

Tea-producing areas distributed in the provinces, municipalities and autonomous regions, at northern region of the country is good faith for the highest yield, the quality is excellent, which is a major production base of green tea.

绿茶为我国茶量最大的茶类,产区分布于个产茶省、市、自治区,其中以北生产量最高,质量最优,是我国绿茶生产的主要基地。

The cultural characteristics between hypovirulent strain and high virulent strain was highly distinct.The pathogen of banana anthracnose latents on fruit, foliage, bract, blossom and stalk, stalk of plants with this disease is the most important carrier. The infection type of bannana fruit anthracnose is latent infection.

在香蕉果皮、叶、苞片、花器及假茎上均有香蕉炭疽病菌潜伏,假茎的病残体带菌率最高,为主要的侵染来源;采后香蕉果实上炭疽病侵染型为潜伏侵染型;开花后20d 的香蕉果实开始带菌,随时间延长,带菌量逐渐增加,以后各个生长阶段的带菌率与降雨量有关;炭疽病菌在果指不同部位的分布存在差异。

Regulating valve adjustment by hand wheel to full closed position, adjustable overflow valve as A41C Type Pound-Grade Low Lift Spring Loaded Safety Valve being the maximum pressure test valve, and then try regulating valve hand wheel adjustment, so that subjects were measured within the overflow valve leakage.

调节被阀的调节手轮至全闭位置,调节溢流安全阀为被试阀的最高压力,然后调节试阀的调节手轮,使被试阀溢流口测量内泄漏量。

The result show that the N elements curbed the transition from anatase phase to rutile phase , Doped-N was in the structure of the TiO2 as the form of Ti-O-N and formed a new bond energy level;N-doped changed the paramagnetic of the characteristics. The paramagnetic resonance spectrum of TiO2 showed anisotropic and showed hyperfine splitting, The Lande factor of Ti3 + combined with the N is 1.956. UV-Vis absorption spectra showed that the photocatalytic ability of photocatalyst TiO2-xNx to expand to the visible region, the sample (3.84wt %) has the highest photo catalytic activity, the adsorption edge extend to 520nm and degradation is 55.54% under the visible light for 1.5h.

研究结果显示,N元素抑制了锐钛矿相向金红石相的转变,阻止了晶粒的长大,掺杂的N元素以O-Ti-N的形式存在于光催化剂结构中,形成了新的能级结构;N掺杂改变了催化剂的顺磁特征,使TiO2的顺磁共振谱线呈现各向异性,发生了超精细分裂,其中g2=1.956,是与N结合的Ti3+的朗德因子;紫外可见光吸收谱表明,催化剂TiO2-xNx的光响应能力拓展到可见光区,光吸收带发生红移;光催化测试结果显示,掺杂量为3.84的TiO2-xNx在可见光区的响应能力最高,吸收波长延伸至520nm,其光催化活性最大,1.5h降解率达到55.54%。

To obtain more uniform temperature distribution and relative lowest temperature over cross section of the rotor, on the basis of test data of a given example of a 150MW turbo generator with air coolant, numerical solution of two dimensional modelling equations of air turbulent flow and heat transfer in and between cooling duct and rotor were carried by the Finite Volume Method at condition of varying configuration parameters of sub slot, the number of winding's cooling ducts and center distance of them, and the diameter of slot wedge.

为了能够得到转子截面较均匀并且最高温度值较低的优化温度分布,文中在150MW空冷汽轮发电机转子实验研究基础上,改变副槽的几何形状、径向通风沟的条数及间距、槽楔出风口直径等几何量,采用有限体积法求解转子本体及通风道内空气的传热及紊流流动等二维离散方程组。

This is most commonly used as a basic form of English to be taught for beginners in various parts of Asia. Special English is commonly used by the voice of America with a maximum of only 1500 words. English reform modifies the English language. Sea speak is developed on a basic set of restricted vocabularies. The most widely used form of English as a second language in Europe is known as the Euro-English. Manually coded English is generally used to educate the deaf people.

在亚洲的许多地区,基础英语是英语初学者们的基本学习内容;特殊英语通常为&美国之音&所用,其词汇量不超过1500;英语改革重塑了英语;专业英语是基于某一特定领域内的词汇发展起来的;在欧洲,被作为第二语言的欧式英语是最使用率最高的英语类型;手势英语通常用于对耳聋人士的教育。

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推荐网络例句

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。

Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...

嘿大乌鸦,个别谎言的事不要再-其所有的组织的谎言,在支持。