A nonrigid,buoyant airship.Modern blimps use helium instead of hydrogen to maintain buoyancy.

软式小飞艇软式浮飞艇。现代软式小飞艇,利用氦取代氢来保持浮力

属类：综合句库--

Containing three replaceable hydrogen atoms per molecule.Used of an acid.

三元的三代的,三碱(价)的每个分子中含有三个可取代的氢原子的。用于酸类

属类：综合句库--

In fact, it turns out that some of the relativistic wave functions for the hydrogen atom are infinite at the origin

事实上,实际情况是氢原子的某些相对论波函数在原点是无限的。

属类：综合句库--

A molecule of water consists of two atoms of hydrogen and one atom of oxygen

水分子含有两个氢原子和一个氧原子

属类：综合句库--

Water contains hydrogen and oxygen

水含有氢和氧。

属类：综合句库--

Water may be resolved into oxygen and hydrogen .

水可分解为氧和氢。

属类：综合句库--

Water may be resolved into oxygen and hydrogen .

水可以分解成氧和氢。

属类：综合句库--

Water is made up of atoms of hydrogen and oxygen.

水是氢和氧的原子构成的。

属类：综合句库--

Water is the compound of oxygen and hydrogen .

水是氢氧化合物。

属类：综合句库--

Water is composed of hydrogen and oxygen.

水是由氢和氧组成的。

属类：综合句库--

Water is composed of hydrogen and oxygen.

水是由氢氧组成的。

属类：综合句库--

Water can be made from oxygen and hydrogen .

水是由氧和氢组成。

属类：综合句库--

Water consists of hydrogen and oxygen.

水由氢和氧构成。

属类：综合句库--

Water is composed of hydrogen and oxygen

水由氢和氧化合而成。

属类：综合句库--

Water is formed of hydrogen and oxygen.

水由氢氧构成。

属类：综合句库--

So there are hydrogen and oxygen atoms in sugar.

所以糖里含有氢原子和氧原子。

属类：综合句库--

He applied the concept of quantization of energy to the hydrogen atom

他把能量量子化的概念用于氢原子。

属类：综合句库--

He used a set of apparatus to demonstrate that water is made of hydrogen and oxygen.

他用一套仪器示教水为氢和氧所合成的。

属类：综合句库--

An incandescent,transparent layer of gas,primarily hydrogen ,several thousand miles in depth,lying above and surrounding the photosphere of a star,such as the sun,but distinctly separate from the corona.

太阳的色球层白热的透明气体层,主要是氢气,有几千英里厚,在恒星(如太阳)的光球外围和四周,但同日冕可以清楚地分开

属类：综合句库--

Methods for chemical analysis of tantalum and niobium--Determination of hydrogen content

钽铌化学分析方法氢量的测定

属类：行业标准名称-国家标准名-GB/T15076.15-1994

Any of numerous organic compounds,such as benzene and methane,that contain only carbon and hydrogen .

碳氢化合物只含有碳和氢的多种有机化合物的一种,如苯和甲烷

属类：综合句库--

Any of a group of organic compounds that includes sugars,starches,celluloses,and gums and serves as a major energy source in the diet of animals.These compounds are produced by photosynthetic plants and contain only carbon,hydrogen ,and oxygen,usually in the ratio1:2:1.

碳水化合物,糖类包含糖、淀粉、植物纤维素和树脂,并作为动物饮食的主要能量来源的一组有机化合物。这些化合物由进行光合作用的绿色植物产生,仅含碳、氢和氧原子,通常它们的比例是1:2

属类：综合句库--

natural gas-determination of sulphur compounds-part 3:determination of hydrogen sulfide,mercaptan sulfur and carbonyl sulfide sulfur by potentiometry

天然气-硫化物的测定-第3部分:用电势分析法对硫化氢、硫醇式硫和硫化羰式硫的测定

属类：行业标准名称-试验方法-

Natural gas--Determination of hydrogen sulfide content--Lodometric titration method

天然气中硫化氢含量的测定碘量法

属类：行业标准名称-国家标准名-GB/T11060.1-1998

Natural gas--Determination of hydrogen sulfide content--Methylene blue method

天然气中硫化氢含量的测定亚甲蓝法

属类：行业标准名称-国家标准名-GB/T11060.2-1998

natural gas-determination of sulphur compounds-part 4:gas chromatographic method using a flame photometric detector for the determination of hydrogen sulfide,carbonyl sulfide and sulfide-containing odorants

天燃气-硫化物的测定-第4部分:用火焰光度检测器使用气相色谱分析法测定硫化氢,硫化羟以及乙硫醇的含硫量

属类：行业标准名称-试验方法-

purification of the refinery gas to produce substitute natural gas is relatively easy, especially if hydrogen is already being recovered from the raw refinery gas

通过净化炼厂气来生产天然气替代品相对比较容易,尤其是在氢气已经从炼厂气原料中提取出来的情况下。

属类：综合句库--

We did work in thermonuclear energy, laser beam refraction, hydrogen molecule development, and heavy-water computer data

我们从事过热核能、激光束折射,氛分子发展和电脑重水数据的研究工作。

属类：综合句库--

Oxygen and hydrogen make water.

氧和氢构成水。

属类：综合句库--

Oxygen unites with hydrogen to form water.

氧气和氢气结合就成为水。

属类：综合句库--