查询词典 aperture

B Any device such as a shutter, an iris, or a barn-door that is permanently mounted to or intended to be used with a luminaire and is intended to alter the light beam is to be adjusted so the aperture is uniformly reduced in area by 70 percent.

当 光束被调整后，光圈在区域内均减少70%。

Bi-/multi-static Synthetic Aperture Radar has become one of the hotspots in recent years.

近年来，双／多基地合成孔径雷达已经成为SAR研究领域中的热点之一。

Under the third arch of the Pont de Jena, the new stone with which, the two years previously, the mining aperture made by blucher to blow up the bridge had been stopped up, was still recognizable on account of its whiteness

在耶拿桥的第三桥洞下，人们还可以从颜色的洁白上认出那块用来填塞布吕歇尔在两年前，为了炸桥而凿的火药眼的新石头。

Under the third arch of the Pont de Jena, the new stone with which, the two years previously, the mining aperture made by Blucher to blow up the bridge had been stopped up, was still recognizable on account of its whiteness.

我们刚才所用的这一词组"竟成了……"是被罗叶－柯拉尔认作新词的。在耶拿桥的第三桥洞下，人们还可以从颜色的洁白上认出那块用来填塞布吕歇尔⑥在两年前，为了炸桥而凿的火药眼的新石头。

Our process capability: Plates: FR4, High TG FR4, high CTI FR4, high frequency materials, halogen-free materials, aluminum and other low-rise Materials :2-20 layer of finished copper thickness :0.5-5 OZ finished thickness: 0.2 -6.0mm Minimum line width: 3mil Minimum line spacing: 3mil smallest shape tolerances:+/-0.1mm minimum finished diameter: 0.1mm maximum thickness aperture ratio: 12:1 wide minimum solder bridge: 4mil characters minimum line width: 5mil Minimum height of characters: 30mil Solder Mask Color: Green, black, blue, white, yellow, purple characters such as color: white, yellow, black and other surface processes: spray tin, lead-free HASL, Electroless gold plating Shuijin, OSP, chemical Shen tin, silver and other chemicals Shen Process: Goldfinger, blue gum, Blind-via/Buried-via, characteristic impedance control, rigid-flexible combination of reliability testing such as: Open / Short testing, impedance testing, solderability testing, thermal shock testing, metallographic analysis of micro-slice curvature Isoptera: 0.7% flame retardant Level: 94V-0

我们公司的制程能力：板材：FR4、高TG FR4、高CTI FR4、高频材料、无卤素材料、铝基材料等层数：2-20层成品铜厚：0.5-5 OZ成品板厚：0.2-6.0mm最小线宽：3mil最小线间距：3mil最小外形公差：+/-0.1mm最小成品孔径：0.1mm最大板厚孔径比：12：1最小阻焊桥宽：4mil最小字符线宽：5mil最小字符高度：30mil阻焊颜色：绿色、黑色、蓝色、白色、黄色、紫色等字符颜色：白色、黄色、黑色等表面工艺：喷锡，无铅喷锡、化学沉金、电镀水金、OSP、化学沉锡、化学沉银等其它工艺：金手指、蓝胶、盲埋孔、特性阻抗控制、刚柔结合等可靠性测试：开/短路测试、阻抗测试、可焊性测试、热冲击测试、金相微切片分析等翅曲度：≤0.7%阻燃等级：94V-0

Sneaker face most the problem that often appears is leather face occurrence chap (especially the place with inflectional sole), the glue face hair of the aperture lose color that wears bootlace and white is yellow.

运动鞋面最常出现的问题是皮面出现龟裂、穿鞋带的孔掉色以及白色的胶面发黄。

Plastic board facing construction quality checks and accept a standard: Material, tonal, shop is stuck should accord with resident to ask; Exterior level off, smooth, do not have furrow and must not become warped edge and bosomy bubble; Colour and lustre rigor of consistent, juncture, arrange quadrilateral straight, degum place must not be more than span of 20 centimeters of its be apart to must not be less than 500 millimeter; Answer with conduit union department close, firm, level off; Skirting board and plastic board connection is close, the edge on skirting board is flat, differ high endlong do not be more than ± 3 millimeter, as clingy as metope, without aperture.

塑料板面层施工质量验收标准：材料、色调、铺贴应符合住户要求；表面平整、光滑、无皱纹并不得翘边和鼓泡；色泽一致、接缝严密、四边顺直，脱胶处不得大于20厘米其相隔间距不得小于500毫米；与管道结合处应严密、牢固、平整；踢脚板与塑料板连接紧密，踢脚板上沿平直，全长高差不大于±3毫米，与墙面紧贴，无缝隙。

Perhaps the most interesting piece was an old box- styled camera, one of the first to use an aperture .

也许最有趣的东西是一个古老的盒式相机，这也是最早使用光圈相机之一。

The local statistical properties of synthetic aperture radar image are used in many speckle filtering methods, and a boxcar filter must be used.

许多合成孔径雷达图像相干斑噪声滤除方法中都需要用到SAR图像的局部统计特性，这就不可避免地要用到滑动局部窗。

The piecewise function of the relationship between the full width at half maximum of the centre bright fringe and the rectangular aperture width was put forward as well.

给出的中央亮条纹强度半最大值宽度与矩形光阑边长关系的拟合表达式，可为激光应用装置的设计提供理论支持。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。