As to the valve controlled symmetrical cylinder, the method of approximately linearization of the model round work-point was used and applied classic PID theory to system to simulate.

对阀控对称缸的电液伺服模型进行工作点附近近似线性化处理，应用线性理论的方法对控制器进行设计并仿真。

youdao

They work 7 days a week year-round.

一年到头他们每周工作7天。

《柯林斯英汉双解大词典》

It's 30 miles round trip to work.

上班要走往返30英里的路程。

《牛津词典》

They do all this work year-round, even during the cold and snowy winter months in Massachusetts.

VOA: special.2009.12.04

It is generally believed that in order for that to work you need the round ship delays in milliseconds, in 100 milliseconds, in 200 milliseconds, not 8s.

人们一般相信，为了运行正常,总延迟需要控制在毫秒的单位，在100毫秒，200毫秒以内，而不是8秒。

麻省理工公开课 - 媒体、教育、市场课程节选

So, you have to feed the slave all year round to work only a small part of the time, that's not very profitable.

你不得不整年的喂养奴隶,而他们只有少量时间在工作,这是很不划算的

耶鲁公开课 - 古希腊历史简介课程节选

Mickelson, who went straight to the practice green after his round to work on his putting, said the dry weather forecast would make the course play even faster and harder.

BBC: US Open: Phil Mickelson starts slowly at Pebble Beach

An ad agency I was working with a decade ago presented, as part of a new round of work, a rough cut of a crazy video featuring a frog, hot pink background, and loud pulsating music by Joan Jett and the Blackhearts.

FORBES: Managing Creative People and Teams

Two teams are expected to work round the clock to produce and lay 4, 000 tonnes of asphalt during each of the closures.

BBC: Guernsey Airport in third planned closure