航空磁梯度仪在六十年代中期交付使用。
The airborne magnetic gradiometer came into use in the middle 1960s.
重力梯度为重力位的二阶导数，可以通过星载梯度仪进行观测。
Gravity gradient is the second order derivative of gravitational potential, which can be observed by satellite gradiometer.
方法我们利用行为性体温调节反应的原理，研制无线遥测温度梯度仪。
MethodsBy applying the principle of behavioral thermoregulatory responses, we developed a radiotelemetric temperature gradient apparatus.
介绍了岩心渗透率梯度仪的设计思路、结构原理、检测精度及应用领域。
This paper introduces the design thinking, structure, principle, testing precision and applying domain of permeability gradient meter.
在旋转加速度计重力梯度仪的重力梯度测量原理的基础上，本文提出了加速度计标度因子的在线调整方法。
Based on the gravity gradient measurement principle of rotating accelerometer gravity gradiometer, an online method of accelerometers scale factor adjusting is proposed in this paper.
利用显微硬度计、金相显微镜和X射线衍射仪测定了渗氮层的硬度梯度、层深、显微组织和相组成。
The hardness gradient, depth, microstructure and phases of nitrided layers were measured with Microhardness Apparatus, Microcopy and X-ray diffractometer.
辉光放电光电子谱仪（GDS）渗层成分检测结果表明表面含碳量可达29.8%，合金渗层的碳含量也呈梯度分布；
GDS testing results indicate the carbon content of the surface reaches 29.8%, the carbon content in the alloyed layer emerges in gradient distribution too.
给出一种用于核磁共振谱仪的脉冲场梯度单元的详细设计。
The design of a pulsed field gradient unit for USES on NMR spectrometers is discussed.
本文介绍一种适合观测风速及风速梯度用之热电偶风速仪。
A thermocouple anemometer suitable for wind speed and wind gradient measurements has been constructed.
磁共振成像谱仪梯度通道的数字化研究。
The research of digital pre-emphasis gradient waveform generator.
使用高灵敏度的G856、dtz2型核子旋进式磁力仪，对乌鲁木齐地磁台199个测点的磁场梯度进行了复测。
The magnetic field gradient is surveyed again at 199 sites in Urumqi geomagnetic station using high sensitivity nuclear procession magnetometers of Type G856 and DTZ 2.
在1 ．5T 磁共振成像仪上应用屏气下脂肪抑制心电门控K 空间分段采集快速梯度回波技术进行冠脉血管成像研究。
Coronary MRA was performed with breath-hold fatsuppressed ECG-gated fast gradient echo sequence with K-space segmentation using a 1.5T MR scanner.
简要介绍了磁共振成像仪梯度系统的工作原理，并对特定的梯度故障进行了判断、分析和处理。
Describes briefly the working principle of the gradient system in MR imager, analyzes the specific gradient failure and sums up the troubleshooting of the imager.
谱仪是磁共振成像设备的核心部件之一，梯度波形发生器是谱仪硬件的一个重要单元。
The spectrometer is one of the key components in the MRI system, and the gradient waveform generator is one of the important units in the spectrometer.
该系统主要由L波段ESR谱仪、三维梯度磁场装置、数据处理及图像重建软件组成。
The main components of the ESRI system include a set of L-band ESR spectrometer, the three dimensional gradient magnetic field system and the imaging reconstruction software.
第四，医用成像仪中的梯度波形发生器。
Fourth, a Gradient Waveform Generator for clinical MR scanner is described in detail.
介绍了最低成膜梯度板检测仪的试验方法及工作原理。
In this paper the authors introduce the testing ways and work principle of the testing instrument with the lowest temperature gradient in the furniture production.
方法采用烫发、梳理、拉伸等方式对正常人头发进行损伤处理，用十二烷基磺酸钠-聚丙烯酰胺凝胶梯度电泳（SDS-PAGGE）和激光光密度扫描仪对损伤头发角蛋白进行分析。
Methods The normal human hairs were treated with perming combing and stretching, and the keratins of the damage hair were analysed by using SDS-PAGGE and laser densimeter.
采用光学显微镜、扫描电子显微镜、能谱和X射线衍射仪分析了梯度材料各层及界面微观组织、相组成和元素分布。
The microstructure and phase composition of each layer as well as component distribution of elements across the interfaces of the layers were analyzed by means of OM, SEM, EDS and XRD.
1220高效液相色谱仪（二元梯度泵），带手动进样器、紫外检测器，标准流通池。
LC Gradient System VLIncludes gradient pump (max. pressure 400 bar) with integrated degasser, manual injector and variable wavelength detector with standard flow cell.
1220高效液相色谱仪（二元梯度泵），带手动进样器、紫外检测器，标准流通池。
LC Gradient System VLIncludes gradient pump (max. pressure 400 bar) with integrated degasser, manual injector and variable wavelength detector with standard flow cell.
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