This paper reviews the fuel cell technology and the status of its development. The working principles, features and the main types of fuel cell are introduced in detail.
本文综述了燃料电池发电技术及其研究开发现状。对各种类型燃料电池的原理、特点及其发展趋势作了总的介绍。
The remote control system of submarine's main Marine engine is the key part of submarine's main power system and has various working status.
潜艇主机遥控系统是潜艇主动力系统的关键部件，其工作状态和接口信号十分复杂。
Based on this, the principle, analytical model and main functions of the screw pumping well working status macroscopic control chart are described in detail.
为此，详细介绍了螺杆泵油井工况宏观控制图的原理、分析模型和主要功能。
Present status of laterite-nickel resources are introduced. The main technics and related studies are described. The main fractors of working on acidic leaching under pressure are analyzed.
介绍了红土镍矿资源现状，国内外处理红土镍矿工业应用的主要工艺流程和相关的研究工作。
The main control module of the cab can automatically inquire the working status of the tire detection module at any time, thereby reducing the lost and power consumption and prompting the reliability.
驾驶室主控模块可以随时主动查询轮胎检测模块的工作状态，低成本、低功耗、更加稳定可靠。
The main control module of the cab can automatically inquire the working status of the tire detection module at any time, thereby reducing the lost and power consumption and prompting the reliability.
驾驶室主控模块可以随时主动查询轮胎检测模块的工作状态，低成本、低功耗、更加稳定可靠。
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