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It's found that successful two-phase pulse detonations can be achieved in tubes with diameters less than cell size of mixtures.

研究发现，在内径小于混合物胞格尺寸的爆震管内，可以形成充分发展的两相脉冲爆震波。

The apparent morphology,the state of aggregation and the particle diameters of polyvinyl chloride resin s by different polymerizations are investigated by transmiting electron microscopy and X-ray diffraction patterns.

用透射式电镜和X-射线衍射分析对国内外三种聚合方式合成的聚氯乙烯树脂进行了表面形态的比较观察和聚集态结构的研究，测量了树脂粒子的平均粒径，分散系数以及树脂的有序结构。

Methods: Paraffin (7 μm in thickness) and methacrylate resin (25 μm) embedded renal sections were observed using 40× objective lens and 100× oil lens, respectively, and the volume fractions and diameters of the renal tubules and the tubule nuclei were estimated with stereological methods.

分别用高倍镜(40×物镜)和油镜(10 0×)观察石蜡(7μm厚)和甲基丙烯酸树脂(2 5 μm厚)包埋的肾脏切片，利用体视学方法测量肾小管的体积分数和直径以及肾小管细胞核的体积分数和直径。

He taught himself new methods for grinding and polishing tiny lenses of great curvature which gave magnifications up to 270 diameters, the finest known at that time.

他自学的新方法研磨和抛光小的镜头大曲率了倍的多达270直径，最优秀的已知在那个时间。

These nanowires have diameters in the range of 10~200 nm, and lengths up to tens or hundreds of micrometers.

这些纳米线的直径在10~200nm范围内，长度可达几十或几百微米。

Actual outside diameters in millimetres for pipe are identical to those corresponding to the nominal pipe size in inches.

以毫米为单位的管道的实际外径与那些以英寸为单位的相应的公称管道尺寸相同。

In recent years, this technique has been used in more than 30 internal floating roof and fixed roof oil tanks with diameters of 37￣46 meters.

近几年，在国内已有30多台直径为37～46m的内浮顶油罐及固定顶油罐采用了这种结构。

Ewikon's electric needle drive unit can be used with nozzles having flow channel diameters from 3 to 9 mm, covering a broad shot-weight range.

Ewikon的电针驱动装置可用于有3流道直径为9毫米的喷嘴，涵盖了广泛的铅球重量范围。

By Tyndall effect, electronic microscopic and super-filtering experiments, it was proved that V3-Al2Cl catalyst is a colloidal catalyst in butadiene-containing toluene solvent, which belongs to a multiphase catalyst. The diameters of the catalytic particles are from 1 nm to 100 nm, and the active sites are on the surface of the amorphous colloidal particles.

通过Tyndall效应、电镜观察和超过滤实验，证明了在溶有丁二烯的甲苯溶剂中V3-Al2Cl催化体系以小颗粒分散，粒径在1～100 nm之间，为胶体催化剂，属于高度分散的多相催化体系。

In this study, the experiments were carried out in Plexiglas columns, whose diameters are 200mm and 1200mm respectively.

本论文的实验分别在φ200和φ1200的有机玻璃塔内进行。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。