Young stars are usually excluded from planet searches because they have intense magnetic fields that generate a range of phenomena known collectively as stellar activity, including flares and spots.
搜寻行星时通常把年轻的恒星排除在外,因为它们有强烈的磁场,会产生包括耀斑在内的恒星磁活动,这使得天文学家很难分辨行星和活动信号。
Broca's heirs, though, now have a range of new techniques with which to investigate the question. The best-known is a way of scanning the brain called functional magnetic-resonance imaging (fMRI).
布罗卡的后继者尽管现在有了一些新的技术来应对这些问题,其中最著名的一种是扫描大脑的的技能型磁共振成像技术(fMRI)。
By analysis of magnetic leakage effect, discusses magnetic powder detection principle and application range, borrowing physical module.
通过分析漏磁场的狭缝效应,并借用已有物理模型,探讨磁粉探伤原理模型和应用范围。
Magnetic relaxor ferroelectric materials (MRF) are compounds in which the relaxor ferroelectricity and ferromagnetic (antiferromagnetic) order coexist simultaneously in certain temperature range.
磁性弛豫铁电材料是指在一定温度范围内同时具有弛豫铁电性和铁磁(反铁磁)序的材料。
The fine particles (magnetic seeds) have the function of adsorbing and flocculating pollutants in water, the range of effects can be widened by several physical and chemical methods.
综述了微细粒磁性颗粒(磁种)在水中对许多污染物具有吸附和絮凝作用,用一些物理和化学方法可使其作用范围扩大。
Standard pump designs are centrifugal type rated for the temperature range. For extreme temperatures, magnetic or seal-less pumps are employed.
标准泵为离心式,或根据温度设定功率。极端温度下可使用磁力泵和无封焊水泵。
He has a magnetic and flexible voice with an impressive vocal range that's well-suited to the R&B genre.
他的嗓音富有磁性且灵活多变,令人赞叹的宽广音域适合演绎R&B曲风。
With the more researching on the properties and the functions of the magnetic fluids, the application range of it will be more wider.
随着对磁性液体的性质和作用研究的深入,它的应用将更广泛。
We have measured the magnetic field dependence of the resistance of Rh-Fe resistance thermometer in range 78-110K.
在78-110K温度范围,测量了不同恒温下铑-铁温度计的示数随磁场的变化关系。
It can not only measure DC current magnetic field but also alternative current magnetic field. This system has small volume, high capability, and wide frequency range.
本智能磁场测量系统既适合测量直流磁场,又可测量交变磁场,且体积小,性能高,适用频率范围宽。
In the range of same frequency, compared with silicon-steel sheet components, the bulk amorphous metal magnetic component of the invention has greatly improved performance characteristic.
在相同的频率范围内,本发明的块状无定形金属磁元件和硅钢片元件相比,具有大大改善的操作特性。
The magnetic steel has the advantages of good enclosing performance, no magnetic leakage phenomenon, stable work, low cost and wide application range.
它封闭性能好,无磁漏现象,工作稳定且成本低,适用范围。
The results of simulational experiment show that the method of passive ranging and tracking is effective and fairly precise by the magnetic dipole sour ce within the undersea functional range.
结果表明,在水下有效测量距离范围内,利用磁偶极子辐射源进行被动测距与跟踪的方法是有效的,具有较高的测距精度。
The article gets the conclusion that material of magnetic core and the length of air can affect performance of the filter within some range.
得出了磁芯材料的相对介电常数及气隙长度在一定范围内影响滤波器性能的结论。
In this paper, based on the bifurcation behavior of the magnetic levitation control system, the range of the parameters of the controller's are achieved in the theory.
本文基于磁悬浮控制系统的分叉特性,提出了一种从理论上确定控制器参数范围的方法。
The analytical results show that the RMM can be effectively reduced to a certain range by a magnetic symmetric design of the magnetic bearings and compensation with a permanent magnet.
分析结果表明,通过磁轴承磁对称设计及永磁体补偿可以有效地将剩磁矩减小至一定范围内。
Laser pumping magnetometers using alkali vapors as sensing medium can reach very high sensitivities in magnetic fields covering the range from the earth magnetic field to biological magnetic fields.
激光光泵碱金属磁力仪具有很高的灵敏度,测量范围可以从地球磁场到生物磁场。
Through a great deal of tests and studies, comparative circuits for the control system of magnetic levitation axletree were chosen to control the levitation in the range of design.
经过大量试验研究,对磁悬浮轴承控制系统中选定比较电路,成功地将悬轴控制在设计范围内。
Magnetic materials have been employed in a truly wide range of applications such as electrical engineering, computer science, communication technology, and spintronics arisen in recent years.
磁性材料在电工技术,计算机技术,通讯技术以及最近兴起的自旋电子学等领域具有重要的应用。
Range of Application: laser industry, micro-electronics, optical industry, LCD, magnetic disc, circuit board, wire installation and connection, aviation electronic industry, etc.
适用行业:激光行业、微电子行业、光学行业、液晶显示器、磁盘、电路板、金属线装接和航空电子行业等。
Electromagnetic absorbing materials with high magnetic loss in the high frequency range are required to absorb the noise energy, aiming at restraining the electromagnetic interference.
为抑制电磁干扰现象,需要开发应用频率高电磁损耗大的吸波材料,有效吸收电磁噪声能量。
Application of two 18-inch speakers, an advanced long-range amplitude magnetic neodymium speaker design, with a very light weight and high power output.
应用两只18寸喇叭,先进的长距振幅钕磁扬声器设计,具有很轻的重量和大功率的输出。
The range of the controlling parameters is found when the magnetic table is suspending stably, vertical direction: 0.3<141.5,0<0.052, horizontal direction: 0.3<77.4,0.001<0.038.
最后,基于系统的机电耦合动力学模型,进行了平台运动稳定性分析,得到了平台实现稳定悬浮时控制参数的选择范围,垂直方向:0.3<141.5,0<0.052,水平方向:0.3<77.4,0.001<0.038。
As an important inorganic material, metal tungstates have the wide range of applications in the photoluminescence, microwave, optical fiber, scintillator, humidity sensors, magnetic and catalyst.
作为一种重要的无机材料,金属钨酸盐在光致发光、微波、光纤、闪烁体、湿度感应、磁性以及催化剂等方面都有着广泛的应用前景。
Top provider of full range acoustic components: Piezo sounder, Magnetic sounder, Speaker and Microphone/Receiver.
全线声学器件供应商,产品包括:压电发声器,磁性发声器,扬声器及麦克风/听筒。
Top provider of full range acoustic components: Piezo sounder, Magnetic sounder, Speaker and Microphone/Receiver.
全线声学器件供应商,产品包括:压电发声器,磁性发声器,扬声器及麦克风/听筒。
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