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RESULTS. A total of 1224 twins (690 monozygotic and 534 dizygotic ) between 18 and 86 years of age were recruited into the GEM study. A total of 96 twins (96/347 = 27.7%) comprising 50 MZ and 46 DZ twins were first prescribed optical correction for myopia at the age of 18 years or older.

结果 18至86岁的1224对孪生子（单卵双生690对和双卵双生534对）参与了这项近视基因研究。96对孪生子（96/347 = 27.7%）包括50对单卵双生和46对双卵双生子在18岁以后第一次进行了近视视力矫正。

3Using long-term measurement of forest ecosystems, together with r elative data provided by forest resource inventory, hydraulic and meterorologica l departments, we estimate the various forest benefit values of Heilongjiang Pro vince, including those for visible and invisible products. Transferring the "pr oducts" to currency value using equivalent replacement of beneficial products f or currency and standard dimension, the total value is 498.687×108 yuan which takes up 32.7%of the total annual average provincial production (1522×108 yuan).

3引用多年森林生态系统定位研究结果，并参照森林资源调查、水利、气象等部门提供的有关数据，计算出黑龙江省森林各类效益值(有形产品和无形产品的产量)，通过等效益物替换和货币置换法进行&产品&的转换和量纲统一，最终得出黑龙江森林总效益值为498.687×108元，占全省(1990-1992)年平均总产值1522×108元的32.7%。

The results showed that the total mercury concentrations of Elops machnata was up to 3.26±0.70ppm. The concentrations of total mercury for Mugil cephalus was only 0.30±0.06ppm. However, biomagnification is not obvious.

在鱼体样品分析结果中总汞浓度以海鲢最高达3.26±0.70ppm，鲻最低为0.30±0.06ppm，甲基汞浓度以海鲢最高达3.08±0.72ppm，鲻最低为0.25±0.05ppm，显示该区鱼体遭受污染，其生物对於底泥之累积因子为0.1297。

The lung ventilation capacity (FEV1.0%, MVV%), the degree of airflow obstruction (FEV1.0/FVC%), emphysematous extent, peripheral airway resistance, total airway resistance (R5) and total respiratory resistance of the phlegm-syndrome group (the PDL group and the PHAL group) changed slightly and their sickness conditions are the best to cure; While the LKD group is the most serious sickness.

痰证组（痰湿蕴肺组和痰热蕴肺组）患者的肺通气功能（FEV1.0%、MVV%），气流阻塞程度（FEV1.0/FVC%），肺气肿程度，气道周边阻力、总气道阻力、呼吸总阻抗（Rp、R5、Zrs）改变最小，病情最轻；肺肾两虚组患者病情最重。

In order to develop antibacterial peptide biologics for prevention and control of endometritis of dairy cow,a pair of primers was designed and synthesized according to the sequence of bovine antibacterial peptide gene published in GenBank.The total RNA was purified from the dairy cow endometrial cells with the Total RNA Isolation Kit.

为研发防治乳牛子宫内膜炎的抗菌肽生物制剂，根据已发表的牛抗菌肽基因序列设计了1对引物，用试剂盒提取乳牛新鲜子宫内膜总RNA，经RT-PCR扩增，将克隆的抗菌肽BNBD5基因全长编码区的cDNA连接到原核表达载体pET30a中，经IPTG诱导原核表达，通过Western-blot检测融合蛋白BNBD5的表达水平。

The investigation and study result indicated that, elementaryand middle school students which while the height, the body weight,the chest measurement equiform condition growth unceasingly enhance,the physical ability quality assumes the drop tendency, endurance, thestrength, the pliable but hard to break quality in 1995 further dropsin the foundation which 1985 dropped, this had no alternative but toarouse our interest. In 2000 newly promulgates "Sports And Healthy Program of instruction"the track and field, gymnastics, the martial arts took the sportsteaching the important content, the class hour respectively achievesthe elementary school total class hour 60%, middle school total classhour 50%. In 2002 the Ministry of Education, the national sportsbureau rehas promulgated "Student Physique Healthy Standard", These measures all are for implement the Central Committee of the CCPState Council "Reforms Comprehensive Advancement Education forall-around development about Deepened Education Decision" the spirit,but makes the reform, with "the health first, promotes youth"s healthyin mind and body full scale development the guiding ideology, theeducation idea, carefully examines the question which in the presentelementary and middle schools sports education exists.

调研结果表明，中小学生在身高、体重、胸围等形态发育不断提高的同时，体能素质呈下降趋势，其中耐力、力量、柔韧素质1995年在1985年下降的基础上又进一步下降，这不能不引起我们的关注。2000年新颁布的《体育与健康教学大纲》把田径、体操、武术作为中小学体育教学的重要内容，课时分别达到小学总课时的60%，中学总课时的50%。2002年教育部、国家体育总局又重新颁布了《学生体质健康标准》，这些措施都是为了贯彻中共中央国务院《关于深化教育改革全面推进素质教育的决定》的精神，而做出的改革，用&健康第一，促进少年儿童的身心健康全面发展&的指导思想、教育理念，来审视目前中小学体育教育中存在的问题。

Euphausia pacifica, Calanus sinicus, Themisto gracilipes, Crangon affinis and E. japonicus were the five most important prey species in the central and southern Yellow Sea. The total consumption of these preys by the fish community was over 2.33 million tons, accounting for 75.5% of the total food consumption.

太平洋磷虾、中华哲水蚤、细长脚虫戎、脊腹褐虾和鳀鱼同时是黄海中南部被摄食量最高的5种饵料生物，它们被摄食的生物量之和约为233万t，占总摄食量的75.5%。

Total biomass, root morphological index, root activity and the amount of xylem sap excaudate were measured. Results showed that under non-water stress conditions, NH4+-N supply increased the average diameter of rice roots and accumulation of shoot biomass, while NO3--N increased total root absorption area and biomass accumulation in roots.

结果表明，正常水分条件下，NH4+-N促进水稻根系平均直径增大，有利于水稻地上部物质累积；NO3--N则使水稻根系总吸收面积增大，促进根系物质累积；NH4+-N/NO3--N为5/5处理的水稻活跃吸收面积最大，活跃吸收面积比亦最高。

The optimization of extraction method of total flavonoids from Fagopyrum tatarium was obtained by using orthogonal test design,and the content of total flavonoids was determined from ten breed Fagopyrum esculentum Moench 'seeds.

采用正交设计实验，以荞麦中总黄酮得率为考察指标，对影响荞麦总黄酮提取率的因素进行了探讨，得出了荞麦总黄酮提取的优化条件，并测定了10种荞麦种子总黄酮的含量。

In terms of faunal geographical elements of grasshopper communities, 48 species of grasshopper were recorded, belonging to 31 genera, 7 families. Among those species, the palaearctic species with 41 species recorded are dominant, accounting for 85.42% of the total species number of the region; the endemic species with 2 species, accounting for a comparable small part; the widly-distributed accounting for a relatively larger proportion, with 5 species and 10.42% of the total.

从蝗虫的区系地理成分来看，长白山地区共有48种蝗虫构成了蝗虫群落，它们隶属于7科，31属；其中古北种占有绝对优势地位，计41种，占该区蝗虫总数的85.42％；东洋种所占比例较小，只有2种，占总数的4.17％；广布种5种，占该区蝗虫总数的10.42％；特有种所占比例较小，只有5种，占该区蝗虫总数的10.42％。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。