Aiming at analyzing the mechanism of high noisy level during ultrasonic testing of titanium plates and bars , three aspects of microstructure , surface roughness of workpiece and probe frequency were tested and analyzed 摘要针对钛合金板和棒材超声波探伤时杂波水平较高的情况，从显微组织、工件表面粗糙度和探头频谱三方面进行了试验分析。
Being in the beginning , psychologycal androgyny surveys in china is fewer and which methods and conclusions are consistent with each other , but there are many questions to be research 结果显示双性化个体具有与情景有关的行为灵活性，心理健康水平较高，但仍有一些争议存在。国内研究较少，研究方法、结论基本一致，尚有许多问题有待研究。
( 2 ) as the core city in wanjiang city belt , wuhu had the high comprehensive development level , but its predominance was not distinctness relative to other cities , and can not exert its convergency and radialization function 芜湖作为皖江城镇带的核心城市，虽然综合发展水平较高，但优势不明显，没有起到核心城市应有的集聚和辐射功能。
The lagged , low level , but high potential level urbanization and urbanization formed hi the other places - that is , process of population migration to other places from local place are characteristics of urbanization of this type of areas 城镇化水平低、城镇化滞后、城镇化潜能大、隐性城镇化水平较高、人口异地城镇化是该类型地区城镇化的特征。
Since the birthday of new china , especially after reforming and opening - up policy , our nation ’ s economy has grown rapidly , which gets great achievement that is acknowledged by the whole world 综合经济发展水平较高的地区基本上处于东部沿海一带;而中部地区的综合经济发展水平还是偏低的;西部地区由于地理条件的局限,综合经济发展水平相对处于劣势。
2 . among six different human tissues , mrna of pp - galnac - t2 in gastric and intestinal tract are expressed at a high level , while they remain at a moderate level in brain and cardiac muscle , and at an even lower level in kidney and liver 2 、六种不同人体组织中，以胃肠道组织中pp - galnac - t2mrna表达水平较高，脑和心肌中等，而肾脏和肝表达较低。
Weifang city is a big agricultural one and the levels of agricultural areas and industrialization is fairly higher , the processing industry on agricultural products is developing rapidly , and the agricultural industrialization is also comparatively higher 潍坊市是一个农业大市,农业区域化、产业化水平较高,农产品加工业发展迅速,农业机械化水平较高。
Our government has paid great attention to its comprehensive regulation and the state planning commission approved the " the comprehensive regulation planning scheme for taihu lake basin " in june 1987 太湖流域是我国水资源综合利用水平较高的地区之一，党和政府十分重视太湖流域的综合治理。于1987年6月国家计委批复同意了《太湖流域综合治理总体规划方案》 。
The association between higher testosterone leels and better learning of the angry face keyboard sequence was strongest when angry faces flashed on the computer screen subliminally - - too fast for conscious identification 当生气脸孔在计算机屏幕上下意识的闪烁，而且由于变化太快以致不能用意识鉴别时，睾酮水平较高与学习生气脸孔键盘序列更好间的联系最强。
Aiming at the stock market data ( smd ) increasing infinitely , being short , noised seriously , three algorithms are presented to pretreat smd . they do n ' t reduce the useful information but also eliminate the noise ; 2 基于股市数据无限增长及我国股市数据的时间序列不长、噪声水平较高，提出三种股市数据预处理算法，在降低噪声水平的同时又不损失长程相关的有用信息； 2
