查询词典 ventilation installation

This paper presents the construction techniques for lifting and installation of the steel girders for railway trestle bridge by floating crane,connection of the girder to girder in the temporary aid of pinning in the axle holes in the girders and also installation of the high accuracy bridge bearings.

介绍铁路栈桥利用浮吊吊装钢梁安装技术、梁梁连接过渡配合轴孔穿轴技术以及高精度支座安装技术。

This paper presents the construction techniques for lifting and installation of the steel girder s for railway trestle bridge by floating crane,connection of the girder to girder in the temporary aid of pinning in the axle holes in the girders and also installation of the high accuracy bridge bearings.

介绍铁路栈桥利用浮吊吊装钢梁安装技术、梁梁连接过渡配合轴孔穿轴技术以及高精度支座安装技术。

After whole installation, switch on electrical power and test headlight. Shut electrical power, put line in order. Check it again, clean up installation locale, adjust headlight to a suitable height through power-on test.

全部安装后，开电源、试灯，关闭电源、理顺电线，并重复检查一次，清理安装现场，通过开灯实验检查灯光的高度，调整到灯光合适位置。

The company also provide the services of design, manufacture, installation for tail shaft bearing and seal; Communication and Navigation equipment; AIS, SSAS installation services, and so on.

公司还可进行船舶尾轴承及密封装置设计、制造、安装服务；船舶通导技术服务；AIS、SSAS安装服务。

I installation of the plant-AC-DC current and voltage switch board table, table-level installation of meters and various accessories specializing in the production plant.

我厂系安装式交直流电流电压开关板表，电平表及各种安装式电表配件的专业生产厂。

Then after closure, taking steel perimeter beam and perimeter beam rail as slip base, in order of symmetrical balance, hoisting each steel "leaf" respectively up to the installation platforming of steel leaf, again by utilizing the steel perimeter beam, perimeter beam rail and hydraulic thrusting slip equipment, performing the installation for the eight steel leaves until they are closed together.

施工中采用了&一点吊装、平面滑移&的技术进行安装，即采取同一固定点吊装，先将分段钢环梁利用环梁轨道和液压顶推设备滑移，分段逐步滑移和顶推、逐步拼接，直至钢环梁合拢。将合拢后的钢环梁和环梁轨道作为滑移底座，按对称、平衡的顺序将每片钢叶瓣分别吊装至安装平台上，再次利用钢环梁、环梁轨道和液压顶推滑移设备，将8片钢叶瓣逐步安装到位。

Usually the designed installation height of single-deck is approach to the minimum installation height.

设计的单盘安装高度宜接近最小安装高度。

In fact, there are a lot of shortcomings such as beams and for larger cross-section of the beam, particularly steel-reinforced self-respect a lot, so the installation of steel beams in the beam must be installed after the end of the template, the beam side of the module should be installed in bars Complete collection experience and qualified after installation.

其实这样有很大的缺点，因为针对与梁截面面积较大的梁，钢筋特别密集，钢筋自重很大，所以在梁钢筋安装必须在梁底模板安装后进行，梁的侧模应在钢筋安装完毕并经验收合格后才安装。

Regarding installation, the focus is on the function and installation method of field bus cables and points for attention, also including the function, model selection and integrating method of key equipment, such as safety grid, link device, repeater and terminal.

安装中着重介绍了现场总线电缆的作用、安装方法和应注意的事项，对组成现场总线控制系统的关键设备的功能、选型和集成方法也作了说明。

In 2005, we again applied to the wall advertisement decoration, building, municipal, transportation, chemical industry and other fields, the wide scope of business outreach to the murals, decorative painting, brushing works, slogan making, high-altitude plate, the specific operation of the project has Song City, School Disco unit wall murals, decorative painting, wall painting plaza garage site, the Government slogans and new cultural construction in rural areas; tunnel, overpass, housing, road and bridge, guardrail, municipal engineering paint brushing works chimney, a natural gas tank, oil tank, water tower and write, plant roof plate, real estate properties for sale huge plate production installation, the installation of various types of plate production.

年起，我们又将墙体广告应用到装饰、建筑、市政、交通、化工等领域，把业务范围阔展到壁画、装饰画、涂刷工程、标语制作、高空字牌，具体经营项目有歌城、迪厅学校单位围墙壁画、装饰画，广场车库工地围墙彩绘，政府标语及新农村文化建设；遂道、立交桥、房屋、路桥、护栏、市政工程油漆涂刷工程，烟囱、天然汽罐体、石油罐体、水塔写字，厂房楼顶字牌、地产楼盘巨幅字牌制作安装，各类字牌制作安装。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。