大功率的

In this paper, mainly introduced laser power meter basic composition, and design two project for the measurement of laser power.

在本文中，主要是介绍了激光功率计基本组成，并设计出两个方案用于大功率激光的测量。

It can reduce the high power pump manufacturing cost by 50% and increase the producing volume.

它能够减少大功率泵浦激光器制造成本的50％，并且能够增加产量。

This paper consist of five aspects, as follows:The first one , this paper showed that fabrication process of high power semiconductor quantum well lasers ,-808nm , 915nm LDs , at the same time ,we measured and analyzed the LDs ,the Results, as follows : the maximal outpowers of 808nm, 915nm is 0.9 W and 0.66W,and slope efficiency is 0.82W/A, 0.43 W/A, respectively.

本论文主要包括五个方面： 1。介绍了大功率半导体激光器制作工艺并对自行制作的808nm，915nm器件进行了测试分析，测试结果为最大输出功率分别为0.9W和0.66W，斜率效率分别为0.82和0.43W／A。

The MG700-WD mining machine is a kind of electricity drawing and high-power mining machine, this machine's fuselage is low, installation-power is large, all electric motor are fixed up horizontally, mechanical drive is all the transmission of gear, electric motor、walking case drive wheel package etc, can take from old pool side out, so the transmission is high in efficiency, easy to install and maintain.

以下为资料的部分内容，如需要全部资料请点击获取全文点击进入支付宝和网上银行快速付款通道也可咨询客服 QQ：893628136 QQ：136775125论文编号：JX414 包括设计图，说明书字数：22278。页数：75MG700-WD型采煤机是一种电牵引大功率采煤机，该机机身矮，装机功率大，所有电机横向布置，机械传动都是直齿传动，电机、行走箱驱动轮组件等均可从老塘侧抽出，故传动效率高，容易安装和维护。

The MG700-WD mining machine is a kind of electricity drawing and high-power mining machine, this machine's fuselage is low, installation-power is large, all electric motor are fixed up horizontally, mechanical drive is all the transmission of gear, electric motor、walking case drive wheel package etc, can take from old pool side out, so the transmission is high in efficiency, easy to install and maintain.

以下为资料的部分内容，如需要全部资料请点击获取全文论文编号：JX414 包括设计图，说明书字数：22278。页数：75MG700-WD型采煤机是一种电牵引大功率采煤机，该机机身矮，装机功率大，所有电机横向布置，机械传动都是直齿传动，电机、行走箱驱动轮组件等均可从老塘侧抽出，故传动效率高，容易安装和维护。

This thesis presents a single-phase three-wire photovoltaic energy conversion system. When the proposed system is operating at the maximum power point, the energy is fed to the utility with sinusoidal wave. In low insolation environment, the proposed system operates at the function of active power filter and battery charger. When the utility is fault, the system is disconnected from the utility source.

本文提出一个单相三线式光伏能量转换器系统，使太阳能光伏能量转换器运转於最大功率，将能量以弦波电流送入市电，在无光源时，为主动式电源滤波器的功能，此时可经由市电提供能量对蓄电池充电；当故障时，系统必须与市电解联。

It takes the advanced production process, EAF+LF+VD+ESR+FORGE+ANNEAL(OR QUENCH+TEMPER)+ROUGH-TURNED. Many overseas customers appoint us as the chinese exclusive supplier.

采用先进的生产工艺&大功率电炉+炉外精炼+真空脱气+电渣重熔+快锻+退火+车削&，公司产品被许多国外客户指定为中国区域供应商。

It takes the advanced production process, EAF+LF+VD+ESR+FORGE+ANNEAL(OR QU**H+TEMPER)+ROUGH-TURNED. Many overseas customers appoint us as the chinese exclusive supplier.

采用先进的生产工艺&大功率电炉+炉外精炼+真空脱气+电渣重熔+快锻+退火+车削&，公司产品被许多国外客户指定为中国区域供应商。

A high power, narrow linewidth single frequency laser diode as one of the key elements of Integrated Optical Rotation Sensor is studied.

对谐振式集成光学角速率传感器的关键器件之一——大功率、窄线宽光源进行了分析与实验。

Based on medium frequency and high power inverter, one digital control system of multi-cell-cascaded inverter power supply is studied in detail in this paper.

本文针对中频大功率逆变电源，对多单元串联逆变电源的数字化控制系统进行了研究。

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。