查询词典 iceland crystal

Much attention has been paid to this problem for a long time. One example is the thermal effects on the polarizing devices that are made up with Iceland crystal or other birefringent materials.

温度对任何仪器、设备乃至器件性能的影响一直是人们十分关注的问题；由冰洲石晶体及其它晶体等双折射材料制作的偏尤器件也不例外。

The processing of making birefringence Iceland glassy prism from calcite crystal, which included orientation, cutting, grinding, polishing, coating, testing of extinction index and so on, were described.

介绍了双折射晶体方解石的加工工艺过程，包括对双折射方解石晶体进行定向、切割、研磨、抛光、消光比的测定等。

The sample was made of FK-2 glass and iceland crystal,between which either glycerine or organic silica gel could be used for gluing.

超高透偏光棱镜[4-5]便是这方面的典范：文献[4]和文献[5]分别给出了如图1所示的2种棱镜，它们的透射比一般均高于98%，使用得当完全可以达到99%以上。

When the temperature changes, several device parameters such as the transmittance, the extinction ratio and the curve of the transmittedintensity will change accordingly for devices made of the Iceland crystal.

其次系统分折了温度对格兰·泰勒棱镜和格兰·付科棱镜的透射光强曲线的影响，利用光的干涉原理和不同振动形式的反射比公式，得到了格兰棱镜在同一入射波长、温度改变时的扰动因子极大值点的移动量以及相同的温度改变、不同人射波长时扰动困子极大值点的移动量。

There are coal, iron, sulfur, arsenic, lead, zinc, fluorite, Iceland spar, barite, crystal stone, gypsum, limestone, silica, clay and other 20 kinds of mineral resource. It also has proven the reserves of 3.3 billion tons of coal, There are rich seam for the development and utilization of coal-bed methane, coal-producing counties are key.

境内有煤、铁、硫、砷、铅锌、萤石、冰洲石、重晶石、水晶石、石膏、石灰石、硅石、粘土等20余种矿产资源，已探明煤炭储量33亿吨，煤层中蕴藏着丰富可供开发利用的煤层气，是全国重点产煤县。

In addition, the former under Sinian Bikou Sinian subgroups and the subgroups Bikou metallogenic belt in the wider region, there is uranium, manganese, iron, cobalt, sulfur, nickel, coal, phosphate, crystal stone, Iceland spar, witherite, marble, limestone and so on, the development of industrial raw materials, excellent conditions for the processing industry.

此外，在前震旦系碧口下亚群和震旦系碧口上亚群成矿带广大区域内，有铀、锰、铁、钴、硫、镍、煤、磷、水晶石、冰洲石、毒重石、大理石、石灰石等，发展原料工业、加工工业条件优越。

There are coal, iron, sulfur, arsenic, lead, zinc, fluorite, Iceland spar, barite, crystal stone, gypsum, limestone, silica, clay and other 20 kinds of mineral resource.

全区水力资源理论蕴藏量14.96万千瓦，其中可开发量达5.17万千瓦。

We can be conviniently studied with reference to a crystal of calcite or Iceland spar.

我们可以很方便地以方解石或冰洲石晶体来进行研究。

At the psesent time, most of polarizing prism is made of iceland which is a rare nature crystal.

目前，制作偏光棱镜最主要的材料为冰洲石晶体。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了