Quartz Crystal Microbalance ( QCM ) was also used to measure the transferred colloidal quantity for Ag nanoparticles.

Our company engaged in ultraviolet quartz glass materials research, production and sales.

公司从事紫外光学石英玻璃材料的研究 、 生产和销售.

There is a great deal quartz in those mountains.

那些山里蕴藏着大量石英.

After years'development, Forny has been a leading quartz stone company in China.

多年耕耘和发展, 风益已奠定了中国石英石产业的领先地位.

quartz crystals

石英晶体

Products wanted: Quartz clock movements and other clock parts.

需要货品: 石英钟的机件及其他的时钟配件.

The quartz clock keeps very good time.

石英表走得很准.

Its typical quartzite topography features numerous natural spectacles.

典型的石英岩山体成就了独特旖旎的自然风光,清澈的溪流宁静的山谷.

Many raw materials for the quartzite.

原料多为石英岩.

The high walls of rock are made of weather-resistant quartzite.

岩石的高墙制作是石英岩的坚固经历而幸存.

Quartzite on the rain, seems to have been dyed dark green.

青石板上的雨滴, 似乎被染得深绿.

The dyes used are often vegetable or mineral origin-and therefore natural-like poppy, saffron and quartzite.

染料大都来源于天然的植物和矿物,比如罂粟 、 红花和石英岩.

They do so by combining quasar spectra with numerical simulations of structure formation.

他们的做法是将类星体光谱和结构形成的数值模拟结果结合在一起.

Quasars are optical and sources of enormous intensity, apparently at great distances from the earth.

类星体是极强的光源和射电源, 看上去距地球极其遥远.

For many years, Treister says, astronomers doubted that obscured quasars were very common.

特雷斯特表示, 多年来天文学家们一直不相信被遮挡的类星体是很普遍的.

A collection of Hubble space telescope images shows galaxies that host quasars.

一组哈勃拍摄到的恒星状球体(类星体)的宿主星系的图片.

The quasars cannot shine for longer than a few million years with their present luminosity.

在几百万年以后,类星体将不可能具有他们今天那样的发光度.

Energy is injected into space by quasars in the form of fast, nonrelativistic particles.

能量是以快速非相对论性粒子的形式由类星体注入空间的.

The discovery of quasars refuted the Steady State theory.

类星体的发现否定了稳恒态理论.

Quasars or dwarf galaxies would scatter the elements more unevenly.

类星体或矮星系可使这些元素散布得更不平均.

Since the light arriving from the quasars began its journey billions of years ago.

来自类星体的光从数十亿年前就开始了它们的旅程,所以在宇宙诞生初期.