研究结果表明在有场发射条件下,吸附氢分子后的结构更加稳定。
It is found that the structure of carbon nanotubes with hydrogen molecules is stable under field-emission conditions.
在使用弹道积分方法求取弹丸飞行弹道坐标时,起始发射条件的准确性至关重要。
When using the ballistic trajectory integral method to obtain the ballistic coordinate, the precision of initiative shoot condition is vital.
从12月的第二周开始,OT IS将进行严格的声学测试,以进一步模拟发射条件。
Beginning the second week of December, OTIS will be subjected to rigorous acoustic testing to further simulate launch conditions.
寻常波从强场侧、弱场侧和顶部发射时,通过适当的调整波的发射条件,也能得到理想的传播结果。
O-mode waves launched from all of the three positions can propagate ideally by properly adjust the launch conditions.
结合作战任务剖面、导弹发射条件和弹道,设计出无人机防区外攻击导弹发射前、后的机动动作链。
Due to mission profile , launched conditions and trajectory , maneuver chains for stand off missile are designed . instruction control model and maneuver model is setup for ucav flight simulation.
通过火箭橇试验,可掌握导弹发射条件下弹用涡轮喷气发动机启动加速特征,暴露发动机在启动加速方面的设计缺陷。
The characteristics of the dynamic process of starting and accelerating were mastered by the rocket sled test and some design mistakes were exposed also.
六月,一个乘员舱适配器(CMA)模拟器抵达nasa格伦的梅溪站进行检测,包括所有重要的声学和机械振动试验,模拟发射条件。
In June, a Crew Module Adapter (CMA) simulator arrived at NASA Glenn's Plum Brook Station for testing, including all-important acoustics and mechanical vibration tests to simulate launch conditions.
针对大离轴发射条件下的近距格斗导弹,分析了大离轴制导的要求,提出了适用于大离轴制导阶段的快速转弯制导律,并进行了推导及分析。
Taking initial aiming error as inertial small perturbance, we established a model of guidance loop with velocity pursuit guidance law at the ideal conditions and deduced an analytical expression.
大多数体态语本质上是条件发射,是与人在特定时刻的思维相一致的。
Most of them are reflexive in nature, automatically matching up to what our minds are thinking at any given moment.
NASA对发射飞行器的天气条件有严格的规定,这些规定自有其道理。
There?s good reasoning behind NASA?s weather rules for launching spacecraft.
温特斯表示,发射战神1号- X对天气条件的要求比发射航天飞机的要求更为的严格。
Winters said Ares I-X's weather requirements were more stringent than the conditions needed to launch the space shuttle.
如果周二的天气条件不适合发射,NASA就会将发射推迟到周三的4小时发射窗口时间内,据信周三的天气条件会略好于周二。
If launch is impossible Tuesday, NASA can try again during an identical four-hour window on Wednesday, when slightly better weather conditions are expected.
直到满足某条件或者调用输出层将输出发射到外部环境前,这一过程一直持续。
The process continues until a certain condition is satisfied or until the output layer is invoked and fires their output to the external environment.
仿真结果表明,对不同的信道条件,适当选择天线发射不仅可以增加信道容量,而且可以降低系统的复杂度和射频成本。
The results of simulation show that antenna selection of transmitter not only can increase capacity, but can also reduce complexity and cost of RF chains for given channels.
介绍了利用声发射技术确定有缺陷压力容器能否继续使用和安全运行的条件。
This article introduces how to determine the conditions under which a defective pressure vessel can continue to use and operate in a safety way, by means of acoustic emission technique.
本文考虑导弹水下发射时的力学环境条件,给出了导弹模型水下点火动响应测试试验原理与实现方法。
In considering the mechanical ambient for missile launching under water, principle and implementation for measuring the dynamic response of missile model under water are give out.
我们已对所拍摄的光谱的谱线都进行了辨认,所有结果表明原子发射光谱分析法是研究不同条件下氦等离子体状态的一种十分有效的手段。
Spectral lines have been identified. All results indicate that the spectroscopic analysis of atom emission is an effective way to study the state of He plasma under different conditions.
空间环境条件对地面航天器发射和空间航天器系统运行有很大影响。
The big effect of space environment upon launch and operation of space vehicle are discussed.
该卫星携带的德尔塔iv火箭发射已定于星期五,但在最后一分钟时,由于天气卡纳维拉尔角空军基地的条件在美国佛罗里达州擦洗。
The launch of the Delta IV rocket carrying the satellite had been scheduled for Friday, but was scrubbed at the last minute due to weather conditions at Cape Canaveral Air Force Station in Florida.
理想条件下,对两个发射器来说,井眼的影响相反,因此平均后可以得到正确的结果。
In ideal conditions, the effect of a tilt or a cave is exactly opposite for the two transmitters, so that an average gives the correct result.
扼要介绍结合声发射检测系统仪器的实际条件以及标定试验求取系统脉冲响应函数的方法。
Dealing with the concrete conditions of instrument system and its calibration tests, tbe method to determine the impulse response function of acoustic emission is introduced briefly.
早在1992年前,中国已研制成功两种整流罩,多次在冬季高空风条件下发射成功。
Prior to 1992, China had already developed two kinds of fairing, and succeeded in many launches under wind aloft conditions in winter season.
本文从理论上证明了这两种腔体理论在腔体壁面为漫发射体和漫反射体条件下是一致的。
This paper proves in theory the unity of these two theories in case of diffuse emission and reflection of the walls of cavities.
在考虑了装配公差和形状位置公差的条件下,采用极大极小法,给出了该型发射装置改进后的平行度计算方法。
Taking into account assembly tolerance and geometric tolerance, with the maximum and minimum method, a parallel degree calculating method for the missile launcher is put forward.
在实验室条件下,建立了压力管道泄漏的声发射检测模型。
A model was constructed in laboratory to simulate the acoustic emission pipeline leak detection.
在最佳工作条件下,给出了集电极电流和集电极——发射极电压波形。
The waveforms of the collector current and collector-emitter voltage are also determined under the optimum operation condition.
在全向发射不同接收指向条件下推导出散射面积计算公式,考察了此时椭圆环上的散射面积、散射强度、传播损失与接收角之间的关系。
The relationship of the scattering area, the scattering intensity, the transmit loss and the directivity of the beam with the received angle in the same condition is studied.
回声测深仪是用来测量水深的一种声学测量设备,其以水中超声波的传播速度为确定条件,利用发射波与反射回波时间差来测量水深。
Echo Sounder is a kind of acoustic measuring depth equipment, which can measure depth with the time between transmitted wave and echo on condition in which the speed of ultrasonic is fixed.
借助于XRD、SEM等测试手段,对锥状纳米氧化锌薄膜的制备条件、场发射特性和稳定性分析研究。
With the aid in test methods and so on XRD, SEM, Research nanometer zinc oxide thin film preparation condition, field emission performance and stability.
借助于XRD、SEM等测试手段,对锥状纳米氧化锌薄膜的制备条件、场发射特性和稳定性分析研究。
With the aid in test methods and so on XRD, SEM, Research nanometer zinc oxide thin film preparation condition, field emission performance and stability.
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