查询词典 pi

Inthis system, taking the single- chip computer89C51 as the core partand the small-type of DC motor as the control object.a doubleclosed-loop PI control is implemented.

本文介绍了一种基于单片机控制的PWM直流电机调速系统，系统以89C51单片机为核心，以小型直流电机为控制对象，实现双闭环PI控制。

A dynamic characteristics model of the spherical nano-satellite was established .Based on the model ,a fuzzy PI shunt-wound controller was designed .

在球状纳卫星动态特性模型的基础上，提出了一种模糊PI 混合控制方法。

For characteristic of the reversible cold mill hydraulic screw down system ,a method based on Fuzzy-PI is put forward and is simulated with MATLAB.

针对可逆式冷轧机液压压下系统的特点，提出了基于Fuzzy PI复合控制的方法，并进行了计算机仿真，取

Director Ang Lee wants to shoot Canadian writer Yann Martel's renowned novel "Life of Pi" in 3D. Filming is set to begin this August.

导演李安将把加拿大作家扬-马特尔的著名小说《少年Pi的奇幻漂流》拍摄成3D电影，拍摄预计从今年8月开始。

Soon the tiger has dispatched all but Pi, whose fear, knowledge, and cunning allow him to coexist with Richard Parker for 227 days while lost at sea.

在 16 岁时，全家因移民渡海而遇上风暴，看具有信念和智慧的Pi如何与极具威胁性的老虎在海上共存了 227 天！

That's because ++* pi is not an expression template, but ++* val is.

这是因为++* pi 不是一个表达式模板，而++* val 是。

To meet the requirements for high performance of medium frequency inverter in special applications,a hybrid control scheme based on repetitive control and PI control is proposed.

针对中频逆变电源的特殊应用领域和对其较高的性能要求，提出了一种基于重复控制和PI控制的复合控制策略，并建立了中频逆变电源的数学模型，详细分析了重复控制系统的原理和结构，重点阐述了重复控制系统中的重复控制发生器和补偿器的设计方法，最后建立了该复合控制的系统框图。

Based on these research results, a prototyped system called PI ORBUS is designed and developed.

在此研究基础上，提出并实现了遵循可移植截获器规范的PI-ORBUS系统方案。

The differential scanning calorimetry and thermal gravimetric analysis exhibited that the transition temperature and the temperature at which 5% mass loss occurred of PI-19 were 256 ℃ and 380 ℃, respectively.

示差扫描量热和热失重分析结果显示，PI-19的玻璃化转变温度为256 ℃，在5%的热失重温度为380 ℃，表明具有非常好的热稳定性。

And it also appears in a few miscellaneous words such as più and già.

它也用来标各方面的词，例如più；和già；。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。