查询词典 helium

Helium is a critical element in many applications.

氦气是许多工业应用中的关键性元素。

However, materials must be suitable for use at the extremely low temperatures of liquid helium.

材料必须适用于液态氦的极低的温度。

The stable number of electrons is two for helium and eight for all the other elements.

氦的电子稳定数目是2，其他元素都是8。

282 The element of helium was first found in the sun.

参考译文氦元素最初是在太阳里发现的。

Based on the helium isotope composition of eclogites, some ofthose problems are discussed in this paper.

本文通过对该地区榴辉岩的氦同位素研究对上述问题进行探讨。

Measurements can be performed in a vacuum or helium atmosphere.

测量可在真空或氦气氛中进行。

If we have reached the Helium pressure the time T18 starts.

如果我们达到了氦气压力，时间T18就开始了。

We have an anomaly in a helium pressure system valve.

我们有一个系统阀门氦压力异常。

The experimental environments are selected as helium and air.

试验的环境气氛为氦气和空气。

We have three days at best till the helium leaks out of those balloons.

我们最多有3天，直到那些气球里的氦泄漏出去。

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。