查询词典 transistor

The main circuit adopts the threephase bipolarity contravariant bridge circuit composed of power bipolar-transistor.

其逆变器依据正弦波脉宽调制技术，主电路采用三相双极性逆变桥式电路，逆变管采用电力场效应晶体管。

The portable transistor radio preceded it, but it was the Walkman that took the burgeoning cultural iconography of cross-generational misunderstanding that grew out of the Industrial Revolution and urbanization, and updated it with a technological motif that turned the conflict on its head.

之前有便携晶体管收音机，但却是卡式随身听将工业革命和城市化产生出的代沟上的误解这一迅速发展出的形象拿来后用一种会将冲突内容反转的技术风格予以更新。

Experimental design of the circuit - the transistor triggered by a single node of the single-phase half-controlled bridge rectifier circuit, through the step-down, rectifier, output waveform, circuit design including DC motors, Thyristor, single crystal, such as rectifier circuits.

实验设计电路-由单结晶体管触发的单相半控桥式整流电路，通过降压、整流、输出波形，电路设计包括直流电动机，晶闸管，单结晶，整流电路等。

At present transistor characteristic Picture device(JT-1 type)are maden wid-euse of measuring it's characteristic and parameter. But it needs user's transfer-ing and Calculating that measures triode direct current amplification factor β=It is not easy.

目前测试晶体管特性和参数，大都采用JT—1晶体管特性图示仪，它测试三极管参数直流放大系数β=，需要人工变换与计算。

Two-Transistor Flyback Converter can reduce greatly the switching stress of the power switch and does not need to degausser, suitable for high input voltage Switching Power Supply.

经半个多世纪的发展，开关电源因其具有体积小、重量轻、效率高、发热量低、性能稳定等优点，已经逐渐取代了传统的线性稳压电源。

He devise s a new type of transistor.

他发明了一种新的晶体管。

It is an extremely important semiconductor; doped with boron, phosphorus, or arsenic, it is used in various electronic circuit and switching devices, including computer chips, transistor s, and diodes.

硅是一种非常重要的半导体；掺入硼、磷或砷后，可用于各种电子电路和开关器件，包括计算机芯片、晶体管和二极管。

Earlier in the heyday of driving MPU clock frequencies ever higher, transistor guru and fellow Tahir Ghani declared that gate leakage current densities in the neighborhood of 100 A/cm2 would be acceptable Ref.

早在微处理器的频率大战如火如荼的时候，晶体管领域的导师，研究员Tahir Ghani曾宣称栅泄漏电流密度在100A/cm2左右是可以接受的。

It keeps the voltage drop across the pass transistor more nearly constant, improving its performance.

他使调整三极管上的电压降接近稳定，改进了他的性能。

SN54LS596J is a monolithic, high-voltage, medium-current power logic 8-bit D-type latch, with eight positive edge-triggered D-type flip-flop, there is a direct clear-side, each flip-flop is the drain Open power DMOS transistor output, can provide 150mA continuous current, for the need for relatively high load power system design.

SN54LS596J是一种单片、高电压、中等电流的功率逻辑8位D型锁存器，具有8个正边沿触发的D型触发器，有一个直接清零端，每个触发器都是漏极开路功率DMOS晶体管输出，能提供150mA连续电流，专为用于需要相对高的负载功率的系统设计。

No clear conclusions can be made about the predictie alidity of specific measures, they found, except for criteria for the underuse of drugs for cardioascular disease.

除了心血管病不合理用药标准外，对于特定评价方法的预测效度没有明确的结论。

The third and last is that almost all of them, being infinite in number, have been impostures, and by idle and crafty brains merely contrived and feigned after the event past.

第三、即最后一点是：几乎所有这些不胜枚举的预言都是欺人之谈，都是在事件过后由无聊而狡猾的脑筋推测与凭空捏造的。