查询词典 amplifiers

Experimental study of two stage erbium doped fiber amplifiers pumped by 980 nm and 1480 nm LD.

nm和1480 nm LD混合泵浦两段级联掺铒光纤放大器实验研究。

The signal gain characteristics of hybrid pumped erbium doped fiber amplifiers are studied theoretically.

从理论上研究了双频激光混合泵浦掺饵光纤放大器的增益特性。

The gain of the amplifiers can be controlled by an exponential function circuit.

台风灾害的估算是衡量农作物损失之重要元素之一。

With the introduction of overlapping factor , a new simulation model for fiber Raman amplifiers is proposed.

通过引入交迭因子的概念，提出了光纤拉曼放大器仿真的改进模型。

Amplifiers, which thus have inadequate transientresponse. The Tanks are available in 1 farad size

经常有这样的现象，当音乐到达一个波峰时，电池不足以给予功放足够的能量，会有瞬间的不足反应。

Analog Design : Amplifiers , Frequency Response , Feedback , Operational Amplifier.

类比设计：放大器、频率响应、反馈系统、运算放大器。

It comprises one CMOS complementary amplifier with negative resistance feedback,two resistive-load amplifiers and two CMOS inverters.

它包含一组具有负反馈电阻的CMOS互补放大器、两组电阻负载放大器和两组CMOS反相器。

Receiving technology with optical amplifiers and coupling space light into single mode fiber are key technologies in space optical communication at 1550nm.

在1550nm波段的空间激光通信中，空间激光到单模光纤的耦合及光放大接收是关键技术。

Fiber amplifiers with high-power, big-gain bandwidth and low-noise figure are required for their application to DWDM system, fiber CATV system and space laser communication system.

近年来光纤放大器向大功率、大增益带宽以及低噪声方向发展，以满足密集波分复用系统、光纤CATV系统、空间光通信系统的应用。

Fiber amplifiers with high-power, wide-gain band and low-noise figure are required for applications to DWDM systems, fiber CATV system and space optical communication system.

近年来光纤放大器向大功率、大增益带宽以及低噪声方向发展，以满足密集波分复用系统、光纤CATV系统和空间光通信系统的应用。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。