概况

Introduces the general situation of time-delay relay , analyses the elements and typical applied circuitry; at the same time, it gave a detailed introducer of the time-delay relay s EMC, operating precaution and developing direction in the future.

介绍了时间继电器概况，对典型的原理以及应用线路进行了分析，并对时间继电器的电磁兼容性和使用注意事项以及未来发展趋势均给予了详细的介绍。

Unfortunately, however, the simple WKB approximation may be inapplicable to steep-sided profiles (e.g., proton exchanged or epitaxially grown) where, for these almost square cases, it is more appropriate to use a perturbation theory approach.

但不幸的是，简单的WKB近似可能不适用于陡峭片面概况情况下，这些几乎平方米情况下，它更适合使用微扰理论方法。

"Professional standards test database to run Turbine Attendant (2nd Edition) Electric Power Engineering Steam Turbine Operation and Maintenance of professional" in accordance with the Ministry of Labor and Social Security to develop national occupational standards prepared at the request, and its mainly by professional profiles, job skills training, vocational skills certification and accreditation test database composed of four parts, namely, the technical level, work environment and occupational ability characteristics of a qualitative description: the training period, teachers, site equipment and training program outline the guiding provisions.

职业标准·试题库汽轮机运行值班员(第2版)电力工程汽轮机运行与检修专业》是按照劳动和社会保障部制定国家职业标准的要求编写的，其内容主要由职业概况、职业技能培训、职业技能鉴定和鉴定试题库四部分组成，分别对技术等级、工作环境和职业能力特征进行了定性描述：对培训期限、教师、场地设备及培训计划大纲进行了指导性规定。

This dissertation has done a systematic research on the spice phenomenon in the Song dynasty . The following issues have been studied in this dissertation :the main source of spice in the Song society ,the spice trade ,spice and the religious life ,spice and lord-civilian's life .applying spice to the Chinese medical and the health-maintenance.

本文拟对宋代香药现象进行比较系统的探讨，依次考察了宋代社会的香药来源、香药贸易概况、香药与宗教活动、香药与贵族平民的生活、香药在中医养生保健中的运用。

The article mainly introduces the application of variable speed drive technology in flyer frame machine, discusses the effect of four-motor drive.

本文主要介绍了变频调速技术在粗纱机上的应用概况，论述了粗纱机采用4电机传动的效果。

They watch the snow falling with the widest eyes and they could jump in puddles of rain all day.

他们热爱在徐徐微风中放风筝，在下雪时睁大眼睛看著雪飘下，雨天时他们更可以在水洼里玩一整天，以下是天气概况片语希望您在看到太阳时能有所帮助

Jiaxiang County is the small-tailed sheep central breeding district.

二、项目概况：嘉祥县是小尾寒羊的中心产区，小尾寒羊存栏50万余只。

Combined with practical engineering,the author analyzes the installation construction technology and construction machine of air-cooling platform and the selection of wind rope and sling ,illustrates the setting of construction machine,upper pavement and ground anchor,introduces its construction orders and methods,and shows that air-cooling unit would has extensive developing prospect.

结合工程概况，对空冷平台的安装施工工艺、风绳及吊索的选择进行了分析，并对桁架组合场地、上人步道、地锚等下设置进行了阐述，重点介绍了其施工顺序及其方法，得出空冷机组将会有广泛的发展前景。

Combined with practical work,from technological process,erection of consolidation platform and incremental launching platform ,fabrication and installation of slide rail,field assembly of steel box beam and other aspects incremental launching construction technology of steel box beam is introduced in order to provide references for similar works.

结合工程概况，从顶推施工工艺流程、钢箱梁拼装平台及顶推平台搭设、滑道制作安装、钢箱梁现场拼装、钢梁顶推及落梁等方面介绍了主桥钢箱梁的顶推施工技术，以供类似工程参考借鉴。

Combined with general situations of Lamawan the Yellow River Bridge the major diseases as well as the causes of those diseases of this bridge are analyzed,at the same time corresponding repairing and reinforcement measures of cracks,bridge pavement slab and bottom slab of box beam are proposed,in order to ensure the normal service and safety of this bridge.

结合喇嘛湾黄河大桥的具体概况，分析了该桥存在的主要病害及其各种病害产生的原因，介绍了裂缝、桥面板、箱梁底板等的维修加固措施，以保证该桥的交通正常运行以及安全性。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。