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The microscopical structure of gel materials is also described and analyzed with scanning electron microscopy.

它在光学材料、电子材料、生物材料、磁性材料以及多孔分离膜材料等的

He scanning electron microscopical investigation on the spore of some species of pteridophytes.

itle 几种蕨类植物孢子在扫描电子显微镜下的观察。

The scanning electron microscopical investigation on the spore of some species of pteridophytes.

几种蕨类植物孢子在扫描电子显微镜下的观察。

Chapter six introduces the development of the scanning tunneling microscopy and its applications.

第六章介绍了扫描隧道显微镜及其应用的发展概况。

This paper introduces the development of scanning probes microscopy and...

本文简要介绍扫描探针显微学的发展和该所在这方面研究工作的进展与展望。

The quality of the joint, microstructure and degree of wetting was determined using optical and scanning electron microscopy.

的质量，联合，组织和一定程度的润湿决心用光学和扫描电子显微镜。

The differences of microstructure and strength were analyzed by using scanning electron microscopy and transmission electron mic...

利用扫描电镜和透射电镜研究了其组织和强度差异产生的原因。

Using scanning electron microscopy and computer simulation,the microstructures of porous silicon have been studied.

用扫描电子显微镜对多孔硅的结构进行了分析。

This paper took the paddy soil after saving-water irrigation as the object,which is from Taian town of Yangzhou city, selected microtomy to get undisturbed soil samples respectly between two periods(before irrigation and after harvest), built up the analytical technique of numerical picture system.It also set up the analysis index of macropore structure,such as the number of macropores N, the macroporosityφ,the area A, the perimeter P and so on. Meanwhile make analysis contrast about horizonal distribution among 4cm, 6cm and 8cm scanning areas, vertical differences per 2cm unit and contrast in time between different periods.

本文选取扬州市泰安镇节水灌溉后稻田土壤为研究对象，采用切片法取开灌前和收割后的原状土样，运用数字图像制备技术，获取大孔隙数目N、大孔隙度Φ、面积A、周长P等分析指标，对4cm、6cm和8cm扫描直径内大孔隙作水平向差异性分析，对2cm单位深度上作垂向差异性分析以及对两个不同时期作时间差异性分析。

Methods Retrospective analysis of 120 cases with multi-slice abdominal CT scanning were randomly and equally divided into experimental group and control groups, which group was 60 cases, respectively using automatic tube current modulation techniques and constant tube current in abdominal CT examination, the statistics were weighted CT dose index, dose-length product and effective milliampere seconds to compare image noise characteristics and the details show results.

回顾性分析我院腹部多层螺旋CT检查120例，随机分为实验组与对照组各60例，分别采用自动管电流调制技术和固定管电流技术进行腹部CT检查，分别统计CT剂量权重指数、剂量长度乘积及有效管电量，并对图像噪声特性、细节显示结果进行比较。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。