It is maintenance free and unnecessary to adjust or clean lens.

激光器无需进行任何维护，也不用调整或清洁镜片。

Rugged: Virtually indestructible and practically maintenance free.

坚固：几乎无法毁坏，不需维修。

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

设计简洁，免维护，无需补水，不需均衡充电。

Brushless Motor, imported bearing from Europe, smooth running and maintenance free.

无刷电机驱动，欧洲进口轴承，运行平稳，免维护。

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。

Recent studies show that Japanese cars are still more maintenance free than American cars.

最近的研究显示，日本的车在免维修这一点上，仍超过美国车。

Car battery, Forklift battery, Golf cart battery, Maintenance free battery, Dry charged battery.

汽车电池、叉车电池、高尔夫电池、免维护电池、干荷电池。

Hospital, government building, plaza and other lighting places: long life span and maintenance free.

医院、市政大楼、广场等照明场所：长寿命、免维护。

The major advantage of the columns is the absence of moving parts hence they are nearly maintenance free.

浮选柱的最大优点是它没有移动部分，因此可以保持几乎不动。

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。

Maintenance free accumulator and advanced charging equipment provide reliable security for safety running and maintenance of a substation.

免维护蓄电池及先进的充电设备为变电所的安全运行及维护提供了可靠的保障。

The feature of our batteries are position-free and leakage-free, maintenance free, long service life, low self-discharge, safe and reliable.

我公司产品具有任意放置不漏液、免维护、寿命长、自放电低、安全可靠等特点。

The flywheel energy storage unit, which replaces the conventional chemical battery, is maintenance free, has long life and emits no pollution.

飞轮储能单元代替传统的化学电池，具有免维护、寿命长、无污染的特点。

The experimental method to define the largest acceptable charging current (LACC) for maintenance free lead acid battery applied in electric vehicle (EV) was introduced.

提出了在电动汽车实际运行时定义回馈制动中免维护铅酸蓄电池的最大可充电流的实验方法。

The series of F80 Oil free Piston Vacuum Pump, characterized as compact appearance, low noise, durability and maintenance free, has passed the ISO-9001 Quality System Authentication.

F80系列无油活塞式真空泵，具有体积小、重量轻、噪声低、免维护、高寿命的优点，产品通过ISO - 9001质量体系认证。

High precision dynamic balancing machine has the characteristics of low noise, high efficiency, long service life, and fully enclosed in high performance grease, life-long maintenance free.

高精度动平衡机具有噪音低、高效率、使用寿命长等特点，且全封闭内加高性能润滑脂，终生免维护。

After analyzing the basic features, the special requirements associated with design and management of unmanned plant, such as maintenance free, visibility, controllability, and security are discussed.

分析了无人值班水电厂的基本特征后，着重讨论了与其设计及管理有关的免维护、可视性、可控可调、冗余配置、设备安全等问题。

The only way college could be free is if the faculty and staff donated their time, the buildings required no maintenance, and campuses required no utilities.

大学免费的唯一途径是教职员工能够捐赠自己的时间，校舍不需要维护，校园不需要公共设施。

Other than putting in new paper and changing the ink cartridge (only once, I think), it's a maintenance-free dinosaur that we have no intention of tossing out anytime soon.

除了装纸和换墨盒(我想只有一次)，这是一条不需维护的恐龙，我们不打算丢掉它。

"Almost every material implemented in this home was done so to create a maintenance-free space that withstands the weather and betters with age," the architects said.

“几乎每种材料在这间屋子都有体现，这是为了创造可以抵抗各种天气和时间且不需维修的空间。”建筑师说道。

While it's not the lightest gear system around, it provides excellent rough-field capability when combined with large tires, and is very durable, simple and virtually maintenance-free.

虽然它不是最轻的齿轮系统的周围，它提供了极好的粗领域的能力相结合时，轮胎大，而且非常耐用，操作简单，几乎免维护。

In daily work, people often one-sided think Germany sunshine is maintenance-free battery and do not add value. However, due to the unreasonable use of Germany sunshine battery.

而在日常工作中，人们往往片面地认为德国阳光蓄电池是免维护的而不加重视。然而由于对德国阳光蓄电池的不合理使用。

The sun battery in UPS power supply system, Germany Germany sunshine and maintenance-free battery USES mostly.

在UPS供电系统中，德国阳光蓄电池大多采用免维护德国阳光蓄电池。

These batteries are sealed, maintenance-free components containing substances that are harmful to health and a source of environmental pollution.

该电池为密封的免维护部件，内部装有危害人体健康并可造成环境污染的物质。

Germany sunshine colloid and maintenance-free battery is the ancestor of gel battery leader in the world, with the excellent service, quickly occupied the domestic market.

德国阳光免维护胶体电池是世界上胶体电池的鼻祖领导者，凭借优异的服务，迅速占领国内市场。

Modern excellent gel battery is accompanied by sealed and maintenance-free battery was almost at the same time.

现代优良的胶体蓄电池是伴随着密封免维护蓄电池几乎同时问世的。

Maintenance-free brushless drive motor with frequency inversion, has high start torque and short acceleration time.

免维护高力矩无刷变频电机直接驱动，启动力矩大、加速时间短。

They therefore provide a maintenance-free environment in which to operate and have a high pU capability to boot.

因此，他们提供了一个免维护的环境中运作，具有较高的聚氨酯能力开机。

Battery including: panasonic, soup shallow, Germany sunshine, the CSB, title etc all series lead-acid maintenance-free battery.

蓄电池包括：松下，汤浅，德国阳光，CSB，冠军等全系列铅酸免维护蓄电池。