推进

Thrust hydraulic system and screw conveyor hydraulic system of shield tunnelling machine were designed with electro-hydraulic proportional control technology.

采用电液比例控制技术对盾构掘进机推进液压系统和螺旋输送机液压系统进行了集成设计。

A thrust hydraulic system of shield tunnelling machine with pressure and flow compound control was designed using electro-hydraulic proportional control technology.

采用电液比例控制技术设计了一种基于压力流量复合控制的盾构推进液压系统。

In order to control ground settlement and reduce ground deformation,thrust hydraulic system and screw conveyor hydraulic system of shield tunnelling machine were designed with electro-hydraulic proportional control technology.

为了控制地面沉降，减少地表变形，采用电液比例控制技术对盾构掘进机推进液压系统和螺旋输送机液压系统进行了集成设计。

An adaptive PID controller for thrust speed of a hydraulic thrust system in shield machine based on the single neuron structure was designed on the basis of the fact that the single neuron features the PID characteristics.

在分析单神经元PID特性的基础上，设计了基于单神经元的盾构推进液压系统速度自适应PID控制器。

The paper introduces the principle of the thrust hydraulic system of telescopic shield tunneling machine,and build the modle of hydraulic system in AMESim environment,basis the fact to optimum design the relevant parametre,considering the system s time-change,non-linear and the affect of complex operating contion,adopting the control alforithm of RBF Neural Network Self-tuning PID.

该文介绍了双护盾掘进机推进系统的工作原理，在AMESim环境下建立了液压系统的模型，根据实际情况对相关参数进行了优化设计，考虑到系统的时变非线性以及复杂工况的影响，采用了基于RBF神经网络自整定PID控制算法，在 MATLAB下编写了相应的S函数，通过AMESim/Sinulink与AMESim进行联合仿真分析。

This is a general purpose arm type disc brake caliper which can be fitted with a range of spring applied and hydraulically released thrusters.

这是一个通用型臂盘式制动器卡钳，可配备了一系列适用於弹簧作动和液压释放推进。

Thus, Hydrodynamics analysis of bionic submersible propulsion system has been given a close attention for a long time.

因此，仿鱼尾潜器推进系统的水动力性能一直受到广泛的关注。

It had some effect for hydroelectricity taking part in electricity market in foreign countries.

随着我国市场化的推进，水电正酝酿逐步参与到电力市场化运营中去。

Hydrogenous economy has made the first selection of economy of next generation the sources of energy, world each country advances development in ground of do one's best, our country consumes big country as the sources of energy must clench this good luck.

氢经济已经成为下一代能源经济的首选，世界各国都在不遗余力地推进发展，我国作为能源消费大国必须牢牢抓住这个机遇。

In process of new-curriculum reform some progress and achievements have been made in the reform of exam and assessment and there exist some modality, utility and hypercorrection.

随着新一轮基础教育课程改革的不断推进，考试与评价问题成为课程改革能否取得成功的关键。在实验区，我们看到考试与评价改革工作已经取得了一定的成效：评价主体、评价标准走向多元，评价过程日益灵活，评价的发展性功能得以凸显。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐