方法：应用光镜半薄切片和电镜超薄切片观察小鼠肾脏髓襻细段发育过程中的超微结构变化。
Methods: Semithin sections and ultrathin sections were observed from embryonic kidney to postnatal kidney in mice.
在匹配的第二阶段实现细匹配，利用视差相容原理对粗匹配阶段得到的候选匹配点进行唯一性匹配。
In the second stage of fine matching, the unique matching for candidate points is done with disparity correlation.
采用普通钢球作为对比，研究磨矿过程中以铸铁段为细磨介质的破碎效果。
Comminuting effect in grinding process by using cast iron segment as fine grinding media is studied with comparison to steel ball.
在垂向上，古河道自下而上分为5段，其粒径呈愈向上愈细的趋势。
The ancient river channel can be divided into 5 parts vertically, in fining upwards tendency.
白刚玉段砂、粒度砂、细粉、微粉在耐火材料、磨料磨具等不同行业具有广泛的用途。
White fused alumina products including section sand, grain-size sand; fine powder and micro powder are widely used in refractories, abrasives and other industries.
铸铁段可以取代钢球成为细磨作业的新型介质。
Therefore, the cast iron segment can be used as novel fine grinding medium for grinding process substituting for steel ball.
德瑞克细筛的高效、精确分级，提高了三段磨矿的磨矿分级效率，提高了321系统处理原矿的能力。
The highly efficient and accurate classification has improved the grinding-classification efficiency of the tertiary grinding , thus raising the run-of-mine ore throughput of System 321.
锁具使用一段时间后，会出现开启不顺畅的现象，不要往锁心内滴机油，将滑石粉或铅笔心的细屑滑入锁心内即可。
When used for a time, the lock may not be opened smoothly. Do not dip mechanical oil into the lock. Instead, slip some French chalk or pencil fines into it.
横海中桥是国道105线细滘大桥至沙荫段改造工程中一座需要两边加宽扩建的桥梁。
Henghai medium bridge, one section of national highway 105 (between Xijiao major bridge and Shalang) needs to be widened out in its two sides.
应用细观力学的模型，根据纤维断裂段的长度，可确是纤维和基体之间的界面剪切强度。
Using a micromechanical model, it is possible to determine from the fragmentation lengths a measure of the interracial shear strength between the fiber and the matrix.
峡部或称椎弓峡部，是脊柱背侧连接上下关节突之间的一段小而细的骨段。
The isthmus, or pars interarticularis, is a small, thin segment of bone that connects the facet joints at the back of the spine.
精细水煤浆在柴油机上燃烧一段时间后，油浆泵柱塞偶件经常出现卡死现象，原因是柴油机工作过程中油浆泵柱塞偶件间积存大量未燃烧的超细煤粉。
After fine clean coal water mixture has burnt in a diesel engine for a certain period of time, the plunger coupling parts in mixture pump are always jammed.
由于采用细筛再磨新工艺，近年来一些选矿厂已由两段磨矿改为三段磨矿。
Due to the fine screen new craft, grinding again in recent years some concentrator by two section has three segments grinding instead of grinding.
微波加热细粉煤的升温过程可以分成三阶段，第一阶段料温迅速上升；
The temperature rising characteristics of fine coal dewatering by microwave heating could be divided into three periods: temperature rising fast firstly;
微波加热细粉煤的升温过程可以分成三阶段，第一阶段料温迅速上升；
The temperature rising characteristics of fine coal dewatering by microwave heating could be divided into three periods: temperature rising fast firstly;
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