标准测试

The station has cooperated with National Physical labor1tory, National Institute of Standard and Technology, National Metrology Institute of Germany and All-Russia Scientific and Research Institute for Optical and Physical Measurement.

在最高计量标准研究、比对测试等方面与英国国家物理实验室、美国国家标准技术研究院、全俄光学物理研究院开展了国际合作和技术交流，并派技术骨干到国外学习、培训和技术考察，有计划地培养了一批光学计量专业人才。

HSZ-80C series of chain block is desgned and manufactured in accordance with the norme of JB/T7334-94.the function of its principal parts and the whole device have undergone strict inspection andtest.

HSZ-80C系列手拉葫芦是依据JB/T7334-94标准设计制造的，主要零部件和整机性能均经严格的检查和测试，产品的可靠度大大提高，保证使用安全。

Jatropha Curcas oil was used as feedstock for producing biodiesel by transesterification,and adding sodium hydroxide,potassium hydroxide or sodium methoxide as catalyst respectively. The optimal conditions were obtained:molar ratio of methanol to oil 6∶1,reaction temperature 60 ℃,reaction time 80 min,mixing intensity 600 r/min,catalyst concentration for NaOH,KOH,or CH3ONa 1.2% of oil weight,The yield of biodiesel was above 97%. The physico-chemical indices of the biodiesel obtained met the quality standard ASTM of USA and DIN V of Germany.

选用了非食用油麻疯果油为原料，以氢氧化钠、氢氧化钾、甲醇钠为催化剂，通过酯交换法制取生物柴油，研究表明最适宜工艺条件为：醇油比6∶1，反应温度60 ℃，反应时间80 min，搅拌强度为600 r/min，催化剂用量为1.2%，转化率达到97%以上，且生物柴油各项理化指标均符合美国和德国测试标准。

Precision dividing and spiral word with greater precision and efficiency than ever The dividing head can be tiled from a horiaontal position of 90down to -10 from vertacil,and inclinations can be read off a scale graduated in degrees.

通过蜗轮分度装置（传动比为1：4），适用于高标准的检测及测试，可以与铣床、磨床、钻床以及其他机床配套使用，完成各种角度工件的分度加工。

At final calibration the amplifier is precision set for low distortion (typical 0.0025% THD) and then given a listening test to verify amplifier performance. Because all parts which wear out have been replaced and the amplifier is brought to the latest standards, EKSC Eagle provides a two year transferable warranty on every "Double Cap" unit.

在最后的校准精度的放大器是为低失真（典型值0.0025％THD）的设置，然后给他们一听测试，以验证放大器的性能，因为所有的磨损已被替换的放大器带来的最新标准的一部分。，EKSC鹰提供两年转让的保修每一个&双章&单位。

By means of analyzing the recent technical level of domestic turbine governor researching manufacturers, this paper summarizes from following aspects: the governor's system structure modes, the microcomputer adjustors composed of industry control computers, dual-redundant computer issue, friendly man-machine interfaces with plenty contents, the governor's computer analog test functions, hydraulic components adopted the industry standard such as a proportional servo valve or an electrohydraulic converter composed of a servo motor, the setup of mechanical feedback and mechanical opening limited mechanism, the governor's generally raised oil pressure grade.

通过分析国内水轮机调速器研制生产厂家的最新调速器技术水平，从调速器的系统结构模式、以工业控制计算机构成的微机调节器、计算机双机冗余问题、友善且内容丰实的人机界面、调速器的计算机仿真测试功能、采用工业标准液压件如比例伺服阀或伺服电机构成的电液转换部件、机械反馈和机械开度限制机构的设置、普遍提高的调速器油压等级等方面进行了总结。

Methods:The frequency-fluctuation structure,visual test of variables of attention and Conners' behavior scale of 29 ADHD children diagnosed by the DSM-Ⅲ-R criteria were compared with those of 29 normal controls.

运用频率竞争涨落图技术、视觉注意力变量测试和Conners父母调查问卷对符合DSM-Ⅲ-R诊断标准的29名ADHD患儿和29名正常儿童进行对照研究。

Methods: A total of 56 ADHD children diagnosed with DSM-Ⅲ-R and 16 normal controls were tested using the visual software of TOVA. The ADHD group received retests during and after medication. The results were analyzed compared with the results from Conners Parent Rating Scale-Revised.

应用TOVA视觉刺激软件对一组符合DSM-Ⅲ-R诊断标准的ADHD患儿和正常儿童进行检查西医，并于药物治疗流产前后分别测试患儿的操作水平，与Conner父母量表分的变化做相关分析。

Methods: A total of 56 ADHD children diagnosed with DSM-Ⅲ-R and 16 normal controls were tested using the visual software of TOVA. The ADHD group received retests during and after medication. The results were analyzed compared with the results from Conners Parent Rating Scale-Revised.

应用TOVA视觉刺激软件对一组符合DSM-Ⅲ-R诊断标准的ADHD患儿和正常儿童进行检查，并于药物治疗前后分别测试患儿的操作水平，与Conner父母量表分的变化做相关分析。

Methods: A total of 56 ADHD children diagnosed with DSM-Ⅲ-R and 16 normal controls were tested using the visual software of TOVA. The ADHD group received retests during and after medication. The results were analyzed compared with the results from Conners Parent Rating Scale-Revised.

应用TOVA视觉刺激软件对一组符合DSM－Ⅲ－R诊断标准的ADHD患儿和正常儿童进行检查，并于药物治疗前后分别测试患儿的操作水平，与Conner父母量表罚灸变化做相关分析。

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。