[化] 不需维修的

maintenance crew───养护工队；维修队；维修组

maintenance crews───养护工队；维修队；维修组

maintenance order───赡养令；应付赡养费判令

maintenance men───维修工；维修人员；保全工

maintenance orders───赡养令；应付赡养费判令

maintenance grant───生活补助金；支持性补助金；助学金

maintenance man───维修工；维修人员；保全工

Designed as a hydraulic service tool, this meter will provide years of maintenance - free performance.───作为液压服务工具设计, 这款表将提供维修年免费的性能.

Maintenance - free CDI ignition system ensures precise, reliable spark for peak engine performance at all RPM.───免维护CDI点火系统保证了引擎在全部RPM工况下所需的精确可靠的点火火花.

Battery , maintenance - free , Charger for maintenance - free batteries, Disc brush , standard , Longlife fan, Tank - in - tank system.───标准盘刷2个, 箱中 箱式 水箱设计, 免维护电瓶和充电器.长寿命抽吸风扇.

Characters of this device are : simple handing, steady operation, high accuracy and maintenance free.───该编码器定尺操作简便, 运行稳定, 达到了高精度、免维护的效果.

These trailing wire switches have evolved to meet the need for flow sensors that are capable of maintenance free performance in the most arduous of environments.───这些拖线开关已经发展到满足流量传感器需要的是维护自由的表现能力最艰苦的环境。

HYDAC back-flush filters are designed for continuous and maintenance free filtration in all sectors of industry for water filtration.───HYDAC后台刷新过滤器是设计用于连续和维护水过滤所有的行业免费过滤。

It's durable and maintenance free with a coat of crisp, white powder coating over steel.───它的耐用和维修免费的和清晰的，对钢材的白色粉末涂料大衣。

The valve has a light weight compact design that provides maintenance - free dependable service.───该阀重量轻、设计简单、使用可靠、免维修.

We provide door - to - door delivery, installation , debugging and one - year maintenance free charge and all - life services.───所有产品免费送货上门 、 免费安装调试 、 免费保修一年,和终身服务.

The car or motorcycle accumulator made of such slab lattice has excellent maintenance free performance.───利用该合金板栅制造的汽车、摩托车蓄电池均有优异的免维护性能.

One of today's hottest amenities , radiant floor heating systems are cozy, energy - efficient, and maintenance - free.───当今最热门的地板辐射采暖系统之一的是舒适, 节能, 和全免维修费用辐射地板.

The ELF Coalescer is a simple, virtually maintenance - free system for separating oil from steam condensate.───该聚结器是一种简单的用于分离蒸汽冷凝液中的油的系统, 维修方便.

Key parts are made of special materials, almost maintenance free.───◎关键零件均采用特殊材料, 基本无须维护.

It is a maintenance free analyzer as its newest design of the precision meter pump.───使用隔膜式精密计量泵---计量精确、免维护.

The bridge is manually operated by hydraulic and is almost maintenance - free, requiring no other power.───登车采用手动液压操纵,无需其它动力,几乎不需要任何维修.

Maintenance - free battery and valve - regulated storage battery are very sensitive to the charging voltage.───免维护电池和阀控电池对充电电压很敏感,而添加负极膨胀剂又强烈影响电池的充电接受性能.

More environmental protection, Low Noise, maintenance - free and other unique advantages, improve your corporate image.───更具有环保, 低噪, 免维护等特有的优点, 提升您的企业形象.

Maintenance free operation, no need to add water, no equalizing charge required.

All-sealed maintenance free SRN high temperature resistant oil immersed transformer, SCB10 and SG10 type dry transformer can be selected for the substation.

T he miniaturization and the maintenance free of permanent magnetic operating mechanism can be achieved by electronic-controlled driving device.

The definition and the principal characteristic of maintenance free and low maintenance lead acid storage battery are described.

Maintenance free operation , and with the good coherence of internal resistance, capacity and floating charge, there is no equalizing charge required.

Characters of this device are : simple handing, steady operation, high accuracy and maintenance free.

Maintenance free NDIR (non-dispersive infrared) CO2 sensor ?