查询词典 angular aperture

The driver circuit of CCD is realized by CPLD (Complex Programmable Logic Device). In the multi-functions spectroscope's optical system, ring-shape aperture illuminates is used to reduce the sample's undersurface's reflection, then enhance the measurement precision of the reflectivity.

CCD的驱动时序电路通过可编程逻辑器件CPLD来实现，多功能光谱仪的光学系统中采用环形照明技术来减少玻璃样品下表面的反射，从而提高玻璃样品反射率的测量精度。

Chapter 2 discusses the aperture couple theory which is very useful to resonant systems. The uniqueness theorem of electromagnetic fields in lossless regions and the formulation of equivalant principles are presented.

第二章利用等效原理和并矢格林函数研究了谐振系统常用的耦合方式孔耦合的一般理论和小孔耦合的偶极子模型。

With the aid of Zemax software, a three-mirror, unobscured, high-resolution optical system with large aperture, long focal length was successfully aligned by first collecting interferograms from several fields of all image plane, and obtaining the wavefront error, namely, obtained wavefront Zernike polynomials; then using the self-made program package to calculate the optical system misalignment.

利用Zemax光学设计软件与自编计算机辅助装调软件，实现了对大口径、长焦距、无中心遮拦离轴三反射镜光学系统的装调。通过Zemax软件模拟光学系统的失调模式，得到整个光学系统的波前像差，把波前像差代入到自编的复杂光学系统计算机辅助装调软件中，计算出光学系统的失调量，与引入的失调量对比，证明了其正确性。在实际的装调过程中，用小型球面干涉仪分别收集3个视场的干涉图，得到失调光学系统的失调量，用Zemax软件验证失调量数据的正确性，从而指导装调。

Groups of 27 8- by 8-pixel compressed blocks are gathered into macroblocks for recording. VAUX data includes recording date and time, lens aperture, shutter speed, color balance, and other camera setting data.

有27组8乘8像素的压缩区块聚合成大区块来纪录在影带上，VAUX资料则是包括录影时的日期和时间，镜头光圈，快门速度，色彩平衡，和其他摄影机设定的资料。

The transmission coefficients of small circular aperture diffraction were calculated respectively by applying the energy flux density vector and the power flux density vector,and some new results were obtained.

应用能流密度矢量S和功率流密度矢量J，分别计算了微小孔非傍轴衍射的透射系数，得到了一些新的结论。

It is pointed out that vectorial property of the light field must be taken into account for the energy transmission of small aperture diffraction.

指出对微小孔衍射的能量传输，必须考虑光场的矢量特性。

Internal hernia involves protrusion of a viscus, usually the small bowel, through a normal or abnormal aperture within the peritoneal cavity. This hernia may be either congenital or acquired.

腹内疝是内脏凸入腹腔内正常或异常的裂隙中，它可以是先天性的，也可以是后天性的。

Toilet flush functional in design, according to flow mechanics make full use of computer technology, scientific analysis and comparison, and implementation of pipeline glaze is new technology, so that pipeline wall smooth, easy to plug, at the same time on the Toilet of the water hole, jet aperture , the number of scientific computing.

座便器在冲水功能上设计，根据流力学原理充分运用电脑技术，进行科学分析比较，并实施管道实釉的新工艺，使管道内壁光滑，不易堵塞，同时对座便器的出水孔，喷射孔径，数量进行科学运算。

At his back he carried by a looped strap a rush basket from which protruded at one end the crutch of a hay -knife ,a wimble for hay-bonds being also visible in the aperture.

在身后用一条松垮的带子背个草筐，一头露出了镰刀头。从缝隙中捆草用的锥子隐约可见。

High and low ventilators covered internally with double fine brass wire gauze of nominal aperture size not greater than 0.65mm and externally with non-corrodible metal gratings/louvers to be provided to the store.

该仓须具备高低通风气窗，窗内安装双层幼铜线网，网眼不得超逾0.65毫米，窗外则安装抗腐蚀铁枝格栅或百叶窗板。

We have something to do in the new stage.

在这段崭新的时期中，我们有一些要做的。

The difference between tourism decision-making under uncertainty and risky tourism decision-making is indistinctive.

其中不确定性旅游决策和风险旅游决策的界线比较模糊，两者的区分是相对的。