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Meanwhile, the optical path difference and the degree of modulation of this kind of interferometer are calculated. It′s easy to be found that, in order to get the better diagram of the degree of modulation, both the inclination of the two image planes and the image aperture angle must be small angles, and both the lateral and longitudinal offsets must be smaller.

可以看出:要得到较好的调制图形,必须满足两像面夹角和像方孔径角都是小角的条件,且两个像点之间的横向距离和纵向距离越小越好。

study of optical path modulation in coherent optical telescope array.

光学综合孔径望远镜阵的光束组合器。

As it communicates, the numerical value of the aperture of the projection optical system scanner composes 1,30 maximum value on the branch as a whole.

因为它传达的数值孔径投影光学系统的扫描仪构成1,30 最大的价值的分支机构作为一个整体。

Then the materials were characterized by XRD, FT-IR, SEM, thermogravimetric analysis, and N2 adsorption-desorption experiments. It turned out the sample possessed ordered hexagonal mesoporous channels, high specific surface area of 1207 m2/g, high specific pore volume of 1.03 cm3/g and narrow pore distribution between 2~3nm.

通过 X 射线衍射、傅立叶转换光谱、扫描电镜、热重及低温氮气吸附-脱附试验等测试方法对样品进行了表征,表明该条件所合成的样品具有规整有序的六方介孔孔道,较大的比表面积(1207m2/g)和比孔容(1.03cm3/g),孔径大小分布窄(2~3nm),为高质量的 MCM-41 介孔分子筛。

The outer diameter of the tubes is determined by the AAO pore diameter.

而管的外径则由阳极氧化铝模板的孔径来决定。

Isolates CNR-1 and CNR-2 were from Brassica napus; CNA-1and CRW-1 from Rhododendron simsii and Oxalis corymbosa respectively. All isolates grew well in R-2 liquid medium and exhibited contractive movements. The colonies of all isolates were circinal and grain-like in solid medium. Through electron microscopy, all isolates exhibited helicity during their growth phase. All isolates could pass through a 0.22 μm filtrate membrane and resist to penicillin (2000 U/mL). They must grow in medium with serum.

这4株螺原体在R-2液体培养基中生长良好,都能通过孔径为0.22 mm的微孔滤膜;在R-2固体培养基上呈圆形或颗粒状菌落,菌落直径约50~600 mm;在生长的某个阶段可呈典型的螺旋状,菌体直径为37.04~370.40 nm,长度约0.89~11.88 mm;它们都能利用葡萄糖作为碳源,不能利用尿素;在不含胎牛血清的R-2培养基中,它们都不能生长;菌株CNR-1、CNA-1能强烈代谢精氨酸,而CNR-2和CRW-1不能代谢精氨酸;在氨苄青霉素钠浓度高达2000 U/mL的R-2培养基中,分离菌株生长良好。

For this reason, the improving measures, washing entirely equipment, using the diameter under 0.21μm filter, applying ozonizer, had been made so as to the purified water up to standard.

根据以上原因,提出了生产企业应加强设备清洗,使用小于0.2μm孔径的过滤装置,安装臭氧灭菌设备等改进措施,以便使纯净水卫生达到国标规定。

The surface and section of the dynamic membrane at different concentrations of PAC were observed by scanning electron microscopy.

向由孔径为56μm的普通工业滤布组成的膜生物反应器中投加不同量的粉末活性炭,对恒通量下的单周期运行情况进行了考察,并对被污染的动态膜表面和截面进行了扫描电镜观察。

Where, in the first stage, the parallel beeline is replaced by the parallel curve defined with the equality of the distance on direction of the normal. It is closer to the real road than the beeline model.

2建立了合成孔径雷达典型目标区域分割和光学影像目标区域边缘定位的多源影像典型目标融合提取模型。

With high precision linear CCD as measuring sensor and combining with a mechanical scanning method,a quick measurement for the aperture of wire drawing die is carried out by the parallel light projection method.

采用平行光投影法,以高精度线阵 CCD为测量传感器,结合机械扫描方法,完成对拉丝模孔径的快速检测。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

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关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。