查询词典 quartz

To talc porcelain ceramics for daily use, high-quartz porcelain, color porcelain, bone china, such as synthetic represented, forming a distinctive feature of Zibo; building ceramics become the second largest production base; to engraved ceramic art ceramic art, as represented in the sea unique both inside and outside.

日用陶瓷以滑石瓷、高石英瓷、色瓷、合成骨质瓷等为代表，形成了鲜明的淄博特色；建筑陶瓷成为国内第二大生产基地；以刻瓷艺术为代表的艺术陶瓷在海内外独树一帜。

The testing results show that the average Mohs hardness of the samples is up to 4.45 and the average density is up to 2.7485 g/cm^3, where the major mineral is sericite with small scaly structure and orientational arrangement, and the other minerals are quartz, chlorite and a small quantity of zircon, orthoclase, kaolinite and bornite, etc.

测试结果表明：样品的平均摩氏硬度为4.45，平均密度为2.7485g/立方公分；其主要矿物为绢云母，呈细小鳞片状结构，定向排列，还含有石英、绿泥石以及少量的锆石、正长石、高岭石和斑铜矿等。

According to the principle of A-O interaction and quartz′s different characteristic in the direction of parallel and perpendicular acoustics field, with a quarter-wave plate being inserted in an AO Q-switch Nd∶YAG laser cavity between mirror and Q-switch, AO Q-switch′s Bragg diffraction efficiency formula is put out theoretically. Consequently, the conclusion has been drawn by calculating simulation that the ability of a single AO Q-switch′s switching CW Nd∶YAG laser is increased.

结合声光相互作用理论和声光介质熔石英在平行和垂直于声场的两个方向具有不同声光优值的特性，理论推导了腔内引入四分之一波片后声光Q开关的布喇格衍射效率公式，计算模拟得出引入四分之一波片能够有效地提高声光Q开关关断连续Nd∶YAG激光的能力。

According to the principle of A-O interaction and quartz＇s different characteristic in the direction of parallel and perpendicular acoustics field, with a quarter-wave plate being inserted in an AO Q-switch Nd : YAG laser cavity between mirror and Q-switch, AO Q-switch＇s Bragg diffraction efficiency formula is put out theoretically.

结合声光相互作用理论和声光介质熔石英在平行和垂直于声场的两个方向具有不同声光优值的特性，理论推导了腔内引入四分之一波片后声光Q开关的布喇格衍射效率公式，计算模拟得出引入四分之一波片能够有效地提高声光Q开关关断连续Nd：YAG激光的能力。

This invention discloses a new technology for preparing rear earth ionic doped fiber prefabricated rods with DC-RTA technology in a sol-gel method including preparing sol containing necessary doped ions, coating said sol uniformly on the inner wall of the quartz glass tube and burning it under high temperature to coagulate and vitrify them to a doped layer and repeating the above process to form a fiber prefabricated rod by oxygen and hydrogen flame after the doped layer reaches to a designed thickness and the fiber prefabricated rod can be made to various rare earth ionic doped fibers by an ordinary drawbench technology.

本发明属于光纤制造和光纤激光技术领域，具体公开了一种利用溶胶凝胶方法中的DC-RTA技术制备稀土离子掺杂光纤预制棒的新工艺。该工艺步骤包括预先配制好含有所需掺杂离子的溶胶，将该溶胶均匀涂覆在石英玻璃管的内壁后高温灼烧，使之凝结并玻璃化为一层掺杂层。反复上述涂覆灼烧过程，在掺杂层达到设计厚度后由氢氧焰高温收棒形成光纤预制棒。该方法所得到的光纤预制棒可以通过普通拉丝工艺拉制成各类稀土离子掺杂光纤。

If the crystal forms of quartz and calcite are perfectly preserved, it is always easy to distinguish one from other.

如果石英和方解石的晶形保存完好，那么鉴别它们是较容易的。

They are mainly composed of diopside,calcite and quartz.

矿石主要由透辉石、方解石和石英等组成。

Based on the analysis of stoving temperatures of the furnace on practical use, it is conducted that for amino-alcoholic acid paint a proper arrangement of SHQ quartz glass tube and high quality carborundum plate can provide an ideal solidifying and stov...

综合分析了这类烘道在实际使用中的烘温曲线，并得出结论：对氨基醇酸漆而言，合理布置SHQ石英管和优质碳化硅板，就能得到理想的固化烘道，其烘温曲线为正态分布。

This watch is powered by a Cartier's own Calibre 175A Swiss-quartz movement and is water resistant to 99 feet.

这只表是由一个卡地亚自己的口径 175A瑞士石英机芯，是防水到99英尺。

It is a quartz clock cassette mechanism company which is integrated of development , design ,production and sale .

在1995年成立的加威科技有限公司是一家集研发、设计、生产和销售于一体的石英钟机芯公司。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷