design of the plc control system on basis of technological process diagram

this work introduces the development and realization of cad system for pid.

介绍带控制点的化工工艺流程图CAD系统的开发及其实现过程；

互联网摘选

at the end of september, the oil fund had 2.1 per cent of its$ 480bn equities portfolio in china, up from 1.7 per cent a year earlier, but only one-third of its exposure to japan, france or germany and a 15th the level of its us holdings.

今年9月底，挪威石油基金4800亿美元的股权投资组合中，2.1%投往中国，而一年之前这一比例为1.7%。不过，这一比例只是其对日、法、德投资比例的三分之一，对美投资的十五分之一。

互联网摘选

one in five managers are homeworkers compared to one in 15 workers in less senior roles.

经理级别在家办公的占比达到五分之一，而级别低的上班族的占比仅为十五分之一。

互联网摘选

you spend about a fifteenth of your life commuting.

你一生中大约十五分之一的时间花在上下班的途中。

provided by jukuu

it might deliver even more: since india's output per head ( at purchasing power parity) is roughly a fifteenth of that of the us, the potential for fast growth is huge.

结果甚至可能更高：印度人均产出（按购买力平价计算）大致是美国的十五分之一，因而存在巨大的快速增长潜力。

互联网摘选

by the late nineteenth century, mathematicians began to conduct axiomatic study through abstracting the common features of a number of different concrete objects.

到了十九世纪末，数学家开始从众多不同的具体研究对象中抽象出它们的共同特征进行公理化研究。

互联网摘选

as one of the representative writers of aestheticism in the late 1800s, oscar wilde is considered as a generalist in art.

作为十九世纪末英国唯美主义运动的代表人物，奥斯卡·王尔德堪称是艺术上的多面手。

互联网摘选

the first occurred at the end of 19th century and early 20th century, another occurred on the 1980s of 20th century.

一次发生于十九世纪末二十世纪初，另一次则发生于二十世纪八十年代。

互联网摘选

and they were also, by the end of the century, getting healthy, and japan was starting to catch up.

在十九世纪末时，他们的国民身体素质也得以改善，至于日本则开始奋起直追。

互联网摘选

from the end of 19th century to the beginning of 20th century, foreign missionaries performed a lot of missionary activities.

十九世纪末至二十世纪初，外国传教士在羌族地区进行了一系列的活动。

互联网摘选

ever since the end of the nineteenth century, music has gone through an earth-shaking change in composition techniques and styles.

十九世纪末至二十世纪以来，音乐在创作技法和风格上都发生了翻天覆地的变化。

互联网摘选

emile durkheim ( 1858-1917) is a famous sociologist and educationist of france in the turn of 19th& 20th century.

涂尔干（1858-1917）是十九世纪末二十世纪初法国著名的社会学家、教育家。

互联网摘选

the research on calendar picture of shanghai and its value in the late 19th century to the first half of 20th century

十九世纪末至二十世纪上半叶上海月份牌画及其价值研究

互联网摘选

since the nineteenth century, the development of community colleges in terms of both quantity and quality to an unprecedented degree.

从十九世纪末至今，社区学院的发展无论从数量上还是质量上都达到了空前的程度。

互联网摘选

this case can not apply to the canvas drawing in the end of 19th and the beginning of 20th century.

这种情况并不适用于十九世纪末和二十世纪的架上绘画。

互联网摘选

frederick jackson turner is one of the greatest american historians from the late 19 century to the early 20 century.

弗雷德里克·杰克逊·特纳是美国十九世纪末至二十世纪初最伟大的历史学家之一。

互联网摘选

jack london is one of the most influential and successful writers in the late nineteenth century and early twentieth century.

杰克伦敦是十九世纪末二十世纪初最著名的一位作家。

互联网摘选

since it was introduced to china at the end of the 19th century, it has received great attention.

该小说自十九世纪末被介绍到中国以来，在社会上受到了广泛的关注。

互联网摘选

he is regarded as one of the three greatest realist masters in the late 19th century in american literature.

他被认为是十九世纪末美国文学三大著名现实主义小说家之一。

互联网摘选

in china, yan fu advanced his three-character standard for translation: faithfulness, expressiveness, and elegance.

在中国，十九世纪末严复提出了信、达、雅的观点，随后的翻译家如林语堂、傅雷、钱钟书等在此基础上不断完善更新翻译的标准与方法；

互联网摘选