1. It is found that the fiber of phloem of broussonetia is irregular elliptoid at cross section.
   同时发现构皮纤维的横截面是带有中腔不规则的椭圆形结构，且呈束纤维分布。
2. It was found that fibers of circular cross section produce greater cohesion in webs and slivers than do trilobal fibers.
   圆形横截面纤维在棉网和棉条中，比三叶形横截面纤维能产生较大的粘着作用。
3. Simulation shows that the inhomogeneity of electric field reduces the oscillations in photodetachment cross section and its corresponding modulation function.
   模拟结果显示出电场的不均匀抑制了光剥离截面和相应调制函数的振荡。
4. The influencing factors of coal arch camber in planomural coal bin and coal drop pipe with rectangular or circular cross section during coal drop are studied theoretically.
   对落煤过程中平壁煤仓及截面形状分别为矩形、圆形的落煤管起拱的影响因素进行理论研究。
5. The cross section morphology and skin-core structure of PAN fiber in wet-spinning are analyzed by the means of electron probe microanalyser (EPMA) and scanning electron microscope (SEM).
   结果表明凝固浴温度会影响初生纤维的横截面形貌与芯部结构。
6. A new point is put forward that transverse bimoment has different influence on the two kinds of cross section thin-walled beams, and on their St-Venant principle conditions. 2.
   同时对外载等效中经常出现的横向双力矩这一广义力进行研究，指出它在开口和闭口薄壁梁约束扭转问题中和圣维南原理适用条件中分别占有不同的地位。

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