半导体二极管

The therapeutic effect of newtype semiconductor laser is reliable. In addition, the manipulation is simple and quick with no complications like trauma, hyperpigmentation and cicatricle etc, which is clinically ideal depilating method at present.

新型固体二极管半导体激光脱毛效果可靠，操作简单，速度决，无损伤、色素沉着及瘢痕等并发症，是目前临床上理想的一种脱毛方法，但所脱毛发的部位不同，毛发的粗细、颜色深浅的不同，所需的能量与次数也不同。

Light-emitting diode is a compound semiconductor device. In optical radiometry and calibration, LED has good performance of high luminance, energy-cost savings and long life.

发光二极管（LED是一种半导体固体发光器件，在可见-近红外波段的光辐射测量和光电探测器的定标中，显示出高辐射亮度、高电光转换效率、可组合调配光谱分布、发光性能稳定等独特优点，可作为辐射度学、光度学和色度学研究的新型参考光源。

The large effective screen area is formed by cylindrical mirror and fixed laser diode and large area photo-diode respectively on the two conjugate points.

采用圆弧柱面反射镜及置于其两共轭点上的半导体激光二极管和大面积光敏器件形成大面积有效光幕区。

It uses a macro laser sensor based on optical-electronic triangulation method to get diametric size, and uses grating linear transducer and scanning sensor composed of laser diode and photo-diode to get axial size of the work-piece to be measured.

它利用基于光学三角法的激光位移传感器获得轴类零件的径向尺寸，利用半导体激光器与光电二极管组成的扫描式发讯传感器和光栅传感器的组合获得轴向尺寸。

The transmittance and dispersion relations of one-dimensional photonic crystals containing negative refraction materials were calculated.

利用这一特征可以制造高品质的宽带全方位反射镜，有望在半导体量子阱激光器、共振腔光发射二极管等光电子器中的谐振腔中发挥重要作用。

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, transistors, 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。

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。

The chip was produced by semiconductor IC technique, which include a array of photoelectric measuring utensil with seven photoelectric dynatron, a resistance heater and two diodes measuring temperature.

这种芯片是用半导体集成电路工艺设计制作的，它包含由七支光电三极管组成的阵列光电检测器，一个电阻加热器和两支测温二极管。

A miniaturized fluorometer was constructed and evaluated using light emitting diode as excitation source.

探讨了用半导体发光二极管为诱导光源，研制微型荧光检测器的可行性。

The method used to analyze the noise of electrical amplifier is applied to analyze the intrinsic noise of semiconductor laser diode.

本文将电子放大器的噪声分析方法用于半导体激光二极管的本征噪声分析中，在R.S。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。