石英的

The contents of anhydrites cements closely connected with that of the feldspar in reservoir rock. The content of anhydrites cements in quartzose sandstone is low,and the content of that in felspathic sandstone is high.

硬石膏胶结物的含量与储层岩石中长石矿物成分的含量密切相关，石英砂岩内硬石膏胶结物含量低，长石砂岩的硬石膏胶结物含量高。

The output of quartzose accelerometer used in GFSINS(gyroscope-free strapdown inertial navigation system) drifts significantly in different temperature conditions,the theory analiysis and a large number of tests are made for its static temperature characteristics by the use of wavelet neural networks compensation.

无陀螺捷联惯导系统中所使用的石英加速度计的输出在不同温度条件下漂移比较显著，通过理论分析和试验研究了其静态温度特性，提出了利用小波神经网络进行补偿的方案。

The static time and temperature's drift of the quartzose flexible accelerometer in SINS was studied through theory and experiments,and a LM algorithm's BP network was developed to compensate the drift.

针对捷联惯导系统中石英挠性线加速度计输出偏值在快速启动和不同温度条件下漂移较大的问题，从理论和大量试验上研究了其静态时、温漂特性，提出了采用LM算法的BP神经网络进行二维补偿的方法。

Rock faces commonly show a stockwork of intersecting quartz and carbonate veins.

岩石的外表呈现交织的石英及碳酸盐细脉组成的网格构造。

YAG laser with 1.06μm wavelength and undoped multimode step quartz fiber are used in experiment,and the cha...

实验上采用 1.0 6μm的YAG激光器和无掺杂多模阶跃石英光纤，测得了能量反射率和波形的变化规律，获得的最大反射率为 69%，脉宽压缩比为

For developing a method to reduce the emanation coefficient of Rn in materials, emanation coefficient of Rn in geological uranous materials such as zircon, uranium-bearing ore, etc is measured. Heating is used to study the effect of heating temperature on emanation coefficient of Rn.

通过了解锆英砂、铀矿粉、石英砂铀矿粉混合物等含铀地质材料中222 Rn的析出情况，探索了降低这些材料中氡射气析出率的方法，并应用灼烧法研究了灼烧温度对上述材料中氡射气析出率的影响。

At the top of the quartz crucible, there was a baffle ofdiameter 2mm which make the vaporing rate of the evaporator source steady.

在石英坩埚顶口处盖上开有直径约为2mm蒸发孔的挡板，提高了蒸发源加热时的蒸发速度的稳定性。

According to different temperature, potential of reducing gas and content of SiO〓 in concentrate iron will be separated out in whiskery, thick and porous structure.

本文通过光栅电子显微镜对水平管状炉和石英管流化床还原试样的显微结构分析，研究了多种铁精矿在还原过程中铁的析出形态及其与粘结行为的关系。

Assuming that the Raman gain profile of silica is a linear function, the author has given analytic solutions of N \|channel stimulated Raman scattering steady\|state coupling wave equation with equal channel separation and input photon fluxed.

从石英光纤具有的近似线性喇曼增益的特点出发，给出了等信道间隔、等初始输入光子通量条件下前向N信道受激喇曼散射稳态光子转换方程的解析解。

The ALK of the fine dioritequartz diorites is 5.47%~5.88%, ratio of K2O/Na2O is 0.455~0.496. Therefore, it belongs to calcalkalic rock series and shows the characters of Ⅱtype Adakite; The ALK of dioritic porphyritedacite porphyries is 7.83％~8.28％, ratio of K2O/Na2O is 1.100~1.747, belonging to shoshonitic rock series.

细晶闪长岩-石英闪长岩的ALK值为5.47％~5.88％，K2O/Na2O值为0.455~0.496，属钙碱性岩系，并具有Ⅱ型Adakite岩的性质；闪长玢岩-英安斑岩的ALK值为7.83％~8.28％，K2O/Na2O值为1.100~1.747，属粗安岩系。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐