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- Fe-C nano _ particles, which is produced by AC arc method in Ar gas atmosphere at pressure of 18 kPa, is studied by transmission electron microscope(TEM) observation and selected area electron diffraction(SAED) analysis. 利用透射电镜观察和选区电子衍射分析研究了在18kPa的Ar气氛中通过交流电弧法制备的Fe -C纳米微粒。
- A method of measuring the running error of telescope focusing is put for ward by using height differences of points in substituting a straight line for the traditional circular arc method. 本文提出一种用直线法确定各点高差代替传统的圆弧法确定各点高差来测定水准仪望远镜调焦运行差,将这种新的方法称作直线法。
- Doppler positioning by the short arc method; 多普勒短弧法定位;
- I have a huge pile of letters to deal with. 我有一大堆信件要处理。
- TIG Touch Striking Arc Method with Small Current 钨极氩弧焊的小电流接触引弧方法
- high streaming velocity arc method 高流速弧光法
- Doppler point positioning by the short arc method 多普勒定位
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- Your letter got buried under a pile of papers. 你的信压在一堆文件下面了。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- I bet they are making a pile out of the deal. 我肯定他们这笔生意一定赚大钱。
- He has been pile with work since he came here. 自从来这儿以后他一直有做不完的工作。
- His answer was right on the beam. 他的答案完全正确。
- The car was now just a pile of twisted metal. 那辆汽车已经成了一堆压缩的废铁了。
- The clothes lie huddle up in a pile in the corner. 衣服乱成一团，堆放在角落里。
- test method of weatherability of geotextiles:xenon--arc method 土工布耐气候试验 : 氙弧
- Cars often pile up here in the rush hours. 在交通拥挤时刻汽车往往在这里挤成一团。
- The beam will deflect into a circular arc. 该梁将弯成一个圆
- She made a pile from her acting. 她靠演戏赚了一大笔钱。
- high piled beam - slab structure 高桩梁板式
