Tim Lee of PI Economics reckons that American profits may be depressed for some time, because the country is headed for a prolonged period of slow growth.
piEconomics的TimLee认为美国企业利润仍会低迷一段时间,国家正走向长期缓慢增长之中。
In the prime mover simulation system, the parameters of the PI regulator are always confirmed in traditional method, but this method consume much time and is hard to get ideal parameters.
在原动机仿真系统中,关于其速度电流综合调节器(实质为PI调节器)的参数一直以来都是依靠传统方法来确定的,这种方法不但耗费较多的时间,而且很难寻求到一组理想的参数。
Suraj Sharma, playing the teenaged Pi, has just appeared for the first time, and we're trying to capture his adolescent disillusionment in this scene.
青少年时期派的扮演者苏瑞吉沙玛最近第一次公开露面,我们试图去找寻他在这一场景中展示出的青少年的醒悟。
At the time, was a beggar boy Chen PI four due to a prophecy of "one hundred article, decided to kill a person" in the sale.
彼时,还只是一个乞丐的少年陈皮阿四因一句谶语决定开始“一百文,杀一人”的买卖。
Fuzzy PI controller has good robustness and flexible control, but it has maximal overshoot and slow response when used in the process with large time delay.
模糊PI控制器具有鲁棒性强、控制灵活等优点,但是将其应用于纯迟延系统时超调量较大、响应速度慢。
The parallel part control consists of a Proportion-Integral (PI) control and a regular time hysteresis PWM control. The Series part control adopts a triangle wine-linear PWM control.
在本文使用的控制策略中,并联部分由PI控制和定时滞环比较PW M控制组成,而串联部分的控制则采用三角载波调制的PWM控制。
On the surface, the film is about Pi's tale of survival – yet Life of Pi holds so much more within its two-hour running time.
表面上,这部影片讲述的是派的生存奇迹,而《少年派的奇幻漂流》在两个小时中讲述的远远不止这些。
A kind of double predictive PI (DPPI) controller for integrator plus time delay process is proposed.
提出了一类基于非自衡加大纯滞后过程的双预测PI控制器的结构形式。
A simple and efficient PI controller tuning method for large dead-time processes is presented.
提出一种简单而有效的大滞后过程PI控制器整定方法。
The supervisory information system(SIS) and its database platform PI(plant information)real-time database, data flow and point building technology in PI database are introduced.
介绍了厂级监控信息系统(SIS)及其数据库平台PI实时数据库、PI数据库中的数据流程以及PI数据库的建点技术。
Based on the model reduction theory in frequency-domain, two predictive PI (d) controller design methods for high order processes with time-delay are proposed.
利用频率域模型降阶理论,提出了高阶时滞对象的预测PI (D)控制器两种设计方法。
Likely because it is my first time to use blog in fresh flower village, I feel somewhat excited, and also can strike the writing PI in the hollow sound of bad COINS.
就像今天由于第一次在鲜花村用博客,有些兴奋,也能噼里啪啦地敲文字了。
The design procedure for a class of linear discrete-time output-optimal PI regulator is also briefly described in the paper.
本文并简要地论述了一类离散线性输出最优PI调节器的设计方法。
The notes to pi in ancient literature from Han to Qing dynasties are quite different, so the concept of pi was not clear for a long time.
自汉代始,历代文献中对铍的注释存在很大分歧,以致长期以来铍的概念一直模糊不清。
Temperature control was realized by PI adjustor based on semiconductor cooler. At the same time, integral separation was introduced to inhibit integral saturation.
温控电路采用比例积分调节器,通过半导体制冷器,使激光器工作在恒温状态下,同时引入积分分离思想,进而抑制积分饱和。
Fuzzy PI control includes fuzzy control and traditional of PI control, so the system has better response time, steady-state accuracy and stability.
模糊pi控制将模糊控制和传统PI控制相结合,使系统具有更好的响应速度、稳态精度和稳定性。
So it not only achieves the real-time feedback and the regulation of speed but also eliminate the static error of speed due to the integral action of PI regulator when the system is in a steady state.
这样不仅可以做到速度的实时反馈和调整,而且由于PI调节器的积分作用,可以使系统在稳态时做到速度无静差。
The delay time on Earth Splitter is 3.14 seconds, which is most likely a reference to pi.
裂地沟壑实际的生效延迟是3.14秒,似乎是在指代圆周率。
I'm sorry, because I was the first time the company and foreign customers, orders which do not understand some of the problems, PI can not be developed.
非常抱歉,因为我公司是第一次和国外的客户合作,订单里面有些问题不明白,PI无法制定。
When faults arise in the control systems, PI Strong Tracking filter can detect, locate and estimate the faults at the same time.
在系统发生故障时,比例积分强跟踪滤波器不仅能够快速检测、定位故障,而且还能估计出故障的大小。
Your holiness reverses all the laws of the world. It is beyond every restriction of time, space, distance and limits of any kind. W-pI. 38.1.1.
你的神圣本质扭转了世上的一切法则。它不受时空、距离及任何限制的约束。
One day, Tsau Pi called Tsau Jr into see him. He ordered his brother to make up a poem within the time it took to walk seven steps, adding that if he could not, his life would be in danger.
有一天,曹丕要求接见曹植,他要求曹植在他七步之内作诗一首,如果做不到,就会有生命危险。
One day, Tsau Pi called Tsau Jr into see him. He ordered his brother to make up a poem within the time it took to walk seven steps, adding that if he could not, his life would be in danger.
有一天,曹丕要求接见曹植,他要求曹植在他七步之内作诗一首,如果做不到,就会有生命危险。
应用推荐