查询词典 helium

The Service Center is equipped with Active Gauge Controller and Penning gauges and Pirani gauges made by BOC Edwards, Helium leak detector made by Leybold and complete professional tools. Some engineers and technicians received professional training overseas, most of them have experienced vacuum service over ten years for many customers. The serviced types include rotary pump, roots pump, diffusion pump and dry pump, etc.

本维修中心配备有英国比欧西爱德华的真空控制及显示仪和真空规（ AIM 、 APG ）、德国莱宝的氦检漏仪、专业的维修工具，技术队伍中有数人曾经在国外受过专业培训，多数人员拥有十年以上的真空专业维修经验，并已经为众多的客户提供过优质的服务，曾经服务过的真空泵种类有机械旋片泵、罗茨泵、扩散泵、干泵等。

Coil terminal box is the important constituent of the International Thermal-Nuclear Experimental Reactor superconducting magnet system. The heat leak of its components is frequently the main heat load source of the superconducting magnet which decides consume of liquid helium of the cryogenic system.

线圈终端盒是国际热核聚变实验堆超导磁体系统的重要组成部分，其内部组件的漏热常常是整个磁体系统的主要漏热源之一，在很大程度上决定着低温系统的液氦消耗量。

A helium-filled helical balloon and hand-launched parachuters for TF, and a cute little pink round donut cushion for TW.

一个螺旋形的氢气气球，和手握式降落伞玩具给廷丰，廷慧却挑了个可爱的小救生圈。

All of the chemical elements, other than hydrogen and helium, have only about one-tenth the abundances seen in our own galaxy.

所有的金属元素的丰度，只有我们银河系的十分之一。

Modern blimps use helium instead of hydrogen to maintain buoyancy.

与当今技术时代相比显得格格不入的缓慢的传统方法。

Helium gas purification technology is one of the key technologies in the cryogenic system of Beijing Electron-Positron Collider Upgrade.

氦气净化技术是国家大科学工程北京正负电子对撞机重大改造中低温系统的关键技术之一。

Extremely cold cryogens such as hydrogen and helium can even freeze or solidify the surrounding air.

极低温液体，如氢和氦甚至能冷冻或凝固周围空气。

GM-type refrigerators have been used for over 10 years on magnetic resonance imaging cryostats for the purpose of reducing the helium boiloff rate.

旨在降低氦蒸发率的双级GM制冷机在磁共振成像低温恒温器中应用已有10多年的历史。

Liquid helium is stored, shipped, and handled primarily in vacuum insulated liquid containers, which are sometimes referred to as dewars.

液态氦主要是在真空隔热液体容器中储存、运输和操作。该容器有时被称作杜瓦瓶。

Mechanical properties; physical and chemical analysis; identification of all the measurement equipment and helium leak detectors, vacuum gauges, dewpoint meter, composite gas detector equipment, such as low-temperature detection equipment.

力学性能；理化分析；计量鉴定所有设备仪器及氦检漏仪、真空计、露点仪、复合气体检测仪等低温设备检测仪器。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。