For example, almost all legacy computer systems need some form of design investigation, if for no other reason than to train new developers in the maintenance and extension of the system.
例如，如果是仅仅出于就系统的维护和扩展培训新开发人员，则几乎所有的遗留计算机系统都需要某种形式的设计研究。
Regardless of the quality of the product is also the need for careful maintenance, any electric shutter doors are no exception.
无论多优质的产品也是需要精心的保养的，任何电动卷帘门都不例外。
For ship yard, cooling side no water pumps, ductwork, inlet filters, vlves, electrical equipment and savings are need, less installation cost, Fot the owner, less maintenance.
对船厂来说，冷却水侧不需要泵、水管、滤器、阀和电控设备等，安装制造费用低；
SHS with high reliability, high performance self-shielded, integrated components, simulation of easy maintenance, and no need for adjustment.
太阳能电源系统具有高可靠性，高自保护性能，组成集成化、模拟化便于维修，无须调整。
Standard by-pass switch, no need to cut down power and stop production for repair and maintenance of equipments.
标准旁路开关，定期保养和维护时不用停电待产。
Of reliable positioning structure and special high strength long-life light source, no need of maintenance, to ensure that the equipment can work stably for a long time.
可靠的定位结构及特制高强度长寿命光源，无需维护，确保仪器能长时间稳定工作。
Of reliable positioning structure and special high strength long-life light source, no need of maintenance, to ensure that the equipment can work stably for a long time.
可靠的定位结构及特制高强度长寿命光源，无需维护，确保仪器能长时间稳定工作。
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