推进器

推进器的叶片已经安装好了。

The propeller blade has been mounted .

对于推进器的直流调速系统，常采用传统PID控制。

We often control the DC timing system of propeller by the classical PID controller .

MEMS固体微推进器中Cr薄膜点火电阻的研究

Research on the Cr Membrane Igniting Resistance in MEMS Solid Propellant Micro-Thruster

单桨POD推进器螺旋桨尾涡模型研究

Study on the Wake Model of the Single POD propeller

新型POD推进器尾涡模型的改进研究

Improved wake model of a new type of POD propulsion

微卫星要求推进器提供μN级推力，故而常规推进器成为微卫星发展的瓶颈。

Micro-satellites require that thrusters can provide μ N level thrust , so conventional thrusters become a bottleneck in the development of micro-satellites .

基于FLUENT的泵喷射推进器内流场仿真

The Inside Flow Field Simulation of Pump-jet Propulsor Based on The Software FLUENT

研制了一种基于MEMS（微机电系统）技术的固体化学微推进器。

MEMS-based solid propellant propulsion was developed .

基于MEMS的固体推进器阵列

MEMS-based propulsion arrays with solid propellant

结果显示，采用模糊PID进行潜器全方位推进器的控制是可行的。全方位推进器水动力性能理论预报

The result shows that we can the fuzzy PID to control the system . THEORETICAL METHOD FOR PREDICTING HYDRODYNAMIC PERFORMANCE OF VARIABLE VECTOR PROPELLER

SSP推进器系统原理及特点分析

The Peculiarity Analysis of SSP Propeller System

复合材料推进器UPVC门窗型材用复合稳定剂的对比研究

Contrast Study of Composite Stabilizers of UPVC Profiles for Doors and Windows

空心阴极是稳态等离子推进器（SPT）的关键部件之一。

Hollow cathode is one of the critical components of Stationary Propulsion Thruster ( SPT ) .

IMP推进器从结构上来看是吊舱推进器和导管螺旋桨的一种集合。

Looked from the structure , IMP is a collection of podded propulsors and ducted propellers .

点火电路是MEMS固体化学微推进器中最重要的组成部分，其点火电压的大小及点火可靠性则主要取决于点火电阻。

Igniter is the most important part of MEMS solid propellant micro-thruster , and its igniting voltage and igniting reliability are mainly decided by the igniting resistance .

将控制目标作为GA的适应函数，使用GA控制器得到的推进器组合方式移动球体到达目标的位置和状态。

The control target used as the GA fitness function is to move the sphere to the desired position and to then stabilize it in the desired state .

针对一种POD推进器水动力性能的数值计算方法，改进了其螺旋桨的尾涡模型。

To improve the precision of a numeric calculation method for the hydrodynamic performance of a POD propulsion system , a new propeller wake model was developed .

外商直接投资（FDI）是经济全球化的推进器，对宁波经济的发展具有举足轻重的作用。

Foreign direct investment ( FDI ) is the driver of economic globalization . It has played a crucial role in the development of Ningbo 's economy in the past years .

戴维卡梅伦（davidcameron）上周称，他希望在社会福利体系下面装上“火箭推进器”，在我听来这可不是什么好计划。

David Cameron last week said that he wanted to put " rocket boosters " under the welfare system , which sounds like a poor scheme to me .

200t高速穿浪双体渡船喷水推进器设计

Design of waterjet propulsor on a 200t high speed WPC ferry boat

8cm汞离子推进器样机用小孔空心阴极设计

Design of orificed hollow cathode for 8-cm mercury ion thruster prototype

本文对推进器的结构、三维建模进行了设计和研究，并用CFD软件进行了数值模拟。

In my paper , I design and study the structure of the propeller and study the 3D modeling method , and use CFD software to perform numerical emulation .

同时分析了RCS在回路中的各种工作模式和多推进器的系统冗余及其组合方式。

According to the example of American Space Shuttle , the modes of RCS in closed loop , the system redundancy and compound mode of multi-jets were analyzed .

mckay博士，还是希望我们能及时收回推进器。

Dr mckay , is still hopeful we can retract the drive pod in time .

微推进器是一种基于MEMS技术的新型微推进系统，主要用于微小型航天器的位置保持、姿态控制、轨道调整等。

Micro thruster is a new kind of micro propulsion system based on MEMS ( Micro-Electro-Mechanical System ), which is mainly used in micro spacecraft for keeping position , controlling orientation and adjusting orbit .

具有环形的放电通道是Hall推进器的基本特征，电子在环形通道内形成闭环漂移，离子在通道内轴向电场的作用下加速以产生推力。

Ring with the discharge channel for promoting the Hall is the basic characteristics of electronic channels in the ring within a closed loop drift , ion channel in the electric field under axial acceleration to generate thrust .

设计并加工了激光推进器实验模型，以空气为推进工质，利用脉冲式CO2激光器，研究了空气压强对激光推进器冲量耦合系数影响。

The experimental model of laser thruster was designed and made . Taking air as propulsion medium , the effect of pressure on impulse coupling coefficient of laser thruster was investigated by using impulse-ype carbon dioxide laser .

介绍了一种新型水下集成电机推进装置（IMP）中应用的泵喷射推进器。

The mechanical structures , working principle and technology features of the pump-jet in a new underwater integrated motor propulsor ( IMP ) are described .

稳态等离子推进器（SPT）是一种最成熟、应用最广的电推进发动机，我国正积极开展研究电推进技术的应用。

The stationary plasma thruster ( SPT ) is the most widely used electrical propulsion device , which is investigated in our country for future use .

帕尔默说，泰坦尼克II号区别于泰坦尼克最大的地方就是在水位线下焊接了（不是铆接）球形艏门以提高燃料的工作效率，扩张船舵和船首推进器的尺寸，使其更便于操作控制。

The most obvious changes from the original Titanic would be below the water line , including welding rather than rivets , a bulbous bow for greater fuel efficiency and enlarged rudder and bow thrusters for increased maneuverability , Palmer said .