查询词典 semiconductor diode

The TQ-2000B system contained 445 diode detectors arranged in a precise grid, associated circuit and supporting software, which is used in quality control of radiotherapy, such as accelerator QA, TPS of IMRT real-time verification.

通过实测的等剂量图、剂量值与相同条件下TPS计算的结果以及剂量胶片测量的结果进行比较，从而实现对调强放疗TPS实时验证。

But if the Hall IC use a 12V supply, additional pull-down resistor and zenor diode would be needed to clamp the voltage in case of the Hall input voltage would exceed 5V.

但是，如果 Hall IC 使用 12V 的电源，为了使 Hall 输入的电压不超过 5V，必须再附加下拉电阻，齐纳二极管等来钳制输入电压。

Selecting Distributed Feedback Laser Diode as light resource and the gas absorbing cell with fiber pigtail as its sensor, and using lock in amplifier to distill signal and harmonic measure technology to process that distilled faint signals, we design an instrument of remote and on-line measuring acetylene.

选用分布反馈式半导体激光器作为激发光源，带尾纤的气体吸收气室作为传感器的探测头，以及锁相放大器来提取信号，并通过谐波检测技术对所提取的微弱信号进行处理，设计了一套远距离在线测量乙炔气体的监测仪器。

Hematoporphyrin and Rose Bengal were used in this study as the model photosensitizers, and a Light-Emitting Diode array device was used as the light source.

因此如能将光感物质局限在作用部位，不仅可降低副作用，还有提高药物浓度和减低剂量的优点。

Nowadays more extended range is required while the precision of measurement tends to be in nanograde. Several non contact optical methods are introduced in brief and the absolute distance interferometry with diode laser is emphasized hereinto.

在分析现状和背景的基础上，大致归类了测量台阶高度的几种光学方法，着重介绍了其中绝对干涉方案的最新进展，从测量原理、测量精度以及量程等几方面比较了它们的优缺点。

The diode is coated with a thin layer of hard glass which eliminates the need for a hermetically sealed package.

二极管的表面有一层薄薄的硬玻璃，故无需使用密封的管壳。

TL494CD Pinout: Enhanced performance, new generation, high-voltage, high-speed switching npn transistor with an integrated damper diode in a plastic full-pack envelope intended for use in horizontal deflection circuits of colour television receivers.

TL494CD引脚说明：增强的性能，新的一代，高电压，高速开关在一个塑料全包在彩色电视接收机水平偏转电路用途信封阻尼二极管集成NPN晶体管。

Qingdao°·French°·company to introduce a complete set of production technology and management experience, specializing in the kinds of non-standard heat pipe radiator (IGBT, GTO, diode, thyristor, optical devices, such as heating power devices used), water cooling plate, heat pipe heat exchanger (for closed, air / air), and the molten metal heat insulation direct immersion heater used for research and development and production.

青岛阿特姆全面引进法国阿特姆公司的全套生产技术和管理经验，专业从事各种非标热管散热器（IGBT、GTO、二极管、晶闸管、光学器件等发热功率器件用）、水冷却板、热管换热器（适用封闭箱体内，空气/空气）、以及熔融金属加热保温用直接浸入式加热器的研究和开发生产。

The present invention provides an indene derivatives having a new structure and an organic light-emitting diode using the same.

本发明提供了一种具有新结构的茚衍生物以及使用该衍生物的有机发光二极管。

Besides, the diode connected inductive peaking circuit which is attached to the output of a multiplexer can enhance the performance at high frequency.

除此之外，在三态反相器的输出端接上一个二极体式的电感性增益电路，可以提升讯号在高频的表现。

I want to be a big fish in a small pond.

我要做一条在小池塘里的大鱼。

While the software functioned well, we did not feel the same about their customer support!

虽然该软件运行良好，我们没有同样的感觉他们的客户支持！