查询词典 angular aperture

Rod of sieve sieve drum strength, high fatigue, sieve Aperture uniform accuracy level of similar foreign products, Aperture uniform, 90% of the gap between the deviation of ± 0.025mm.

棒条筛筛鼓强度大，抗疲劳强度高，筛缝宽均匀，精度达国外同类产品水平，缝宽均匀，90％缝隙偏差在±0.025mm之间。

Use a flash unit, the Bulb function, or simply select a larger aperture (smaller number aperture setting) as necessary.

这时必须使用闪光灯或B门拍摄，或简单地加大光圈。

The simulation model consists of a sub-wavelength aperture and a metal-coated fiber probe scanning in constant height mode. Influences of the scanning height and the aperture size of the fiber probe on optical field detection are discussed.

选择纳米孔径的隐失场光场和镀金属膜光纤探针建立了近场光探测的理论模型，讨论了探针孔径尺寸、扫描高度等因素对光场探测的影响，以及测量光场与初始光场之间的关系等。

Semivowels are vowel-like consonants: that is, the air-flow is not stopped or impeded so as to cause a friction-sound, but the aperture through which the air passes is smaller than the aperture of any vowel, such as

半元音是有些像元音的辅音，也就是说，发半元音时，气流并不需要受阻而形成摩擦音，但气流通过的缝隙要小于发元音时通过的缝隙。例如

Semivowels are vowel-like consonants: that is, the air-flow is not stopped or impeded so as to cause a friction-sound, but the aperture through which the air passes is smaller than the aperture of any vowel, such as

半元音是有些像元音的辅音，也就是说，发半元音时，气流并不需要受阻而形成摩擦音，但气流通过的缝隙要小于发元音时通过的缝隙。例如：1。/w/：舌后软颚半元音

Synthetic Aperture Radar; Motion Target Detector; Time domain sub-aperture

合成孔径雷达；运动目标检测和成像；时域子孔径

For side-looking IVUS, we propose a single-wire multi-element synthetic aperture system. In this way, we can decrease the number of connections by using multiplexer and synthetic aperture focusing technique, and do beam-forming using optimal filtering.

针对侧向视野之血管内超音波，我们提出单导线系统架构配合多通道合成孔径系统，利用多工器切换与合成孔径聚焦降低连接数，并利用最佳化滤波器做到波束聚焦之效果。

Frequency modulated continuous wave synthetic aperture radar,which combines FMCW technique with synthetic aperture imaging methods,has such advantages as small volume,light-weight,costeffective,high-resolution.

1引言合成孔径雷达具有全天候、全天时、强透射性和高分辨率等优点，已成为重要的军事侦察手段，调频连续波SAR具有体积小、重量轻、成本低和分辨率高等优点，因此，人们对FMCW SAR越来越关注[1-2]。

The Miyun metre-wave aperture synthesis radioteleseope, working at frequency of 232 MHz, consists of: an E-W array of 28 elements each of 9 m aperture. 192 baselines are effected with a full coverage of U-V plane (Fig. 2). The longest baseline is 1,164 m, This instrument is designed for source survey and detection of peculiar source in north declinations.

密云米波综合孔径射电望远镜工作在232MHz，由28面直径9米的东-西天线阵组成，天线阵全长1164米，u-v平面覆盖完整，适于进行北赤纬天区射电源普查及特殊源搜索。2×12小时观测得&热噪音限制&灵敏度0.05Jy，综合方向束3′。8×3′。8cscδ，视场8°×8°，可以在两年以内完成δ≥+30°天区的普查，并开展选区监测。

Deduce the formulae for the aperture coupling and the parameters of different aperture distribution , And construct the mathematic model of Broad band mode discriminators.

系统推导出宽带模式识别器的小孔耦合和耦合孔不同设置方式下相关尺寸及电磁参数的计算公式并建立起较完整的数学模型。2。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。