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1.A printer that forms dot matrix characters by means of linear, ridged print hammers that impact paper and ribbon against a helical ridge on a rotating cylinder.
一种采用线性脊纹打印锤的点阵字符打印机，打印时打印锤撞击紧贴在螺旋脊纹旋转圆筒上的纸和色带。收藏指正
2.The position on a typewriter where the types impact the paper.
打字机打印部件击打纸的位置。收藏指正
3.From the point of view of energy constance, this paper analyse the lossenergy of beam of equal height with variable cross section (beam of equal strength when the beam is collided by a dash body with non-elastic impact. Finally the paper gives the equation of impact loadings constant.
本文从能量守恒原理入手，分析了等高变截面（等强度）梁在受冲击物冲击并发生完全非弹性碰撞时的能量损失．最后给出了在计入梁的自身质量时动行系数计算公式．收藏指正
4.Based on the shortages of Traffic Impact Analysis(TIA),this paper puts forward a new method Regional Traffic Impact Analysis(RTIA).
分析了单体交通影响评价(Traffic Impact Analysis,TIA)存在的不足,提出了要协调更大范围的交通与开发必需开展区域交通影响评价(Regional Traffic Impact Analysis,RTIA)。收藏指正
5.Comparison between quasi-static indentation and low-velocity impact tests has been conducted in this paper at last. In accordance with energy balance principle, the dent depth vs. peak contact force under impact curve, which is derived from the dent depth vs. impact energy curve, is similar with the dent depth vs. indentation force curve with an evident transition.
最后,本文还对低速冲击试验与静压痕试验做了比较分析,并基于能量平衡公式,从冲击能量～凹坑深度关系导出了冲击最大接触力～凹坑深度关系曲线,它与静压痕试验得出的压痕力～凹坑深度曲线的变化趋势相类似,即出现较明显的拐点。收藏指正
6.Tool parts for high impact such as hammer cheeks, planishing and gripper cheeks. Paper cutting knives, tobacco cutting knives, roll segments.
承受高压力的工具部分，比如锤面、精轧夹面、制动器的制动面、裁纸刀、切烟刀、碾压齿轮。收藏指正
7.Considering various impact factors to the travel choice behavior of passengers, this paper simulates the passenger travel choice process.
本文在考虑影响旅客出行选择行为的各种因素的基础上，模拟了旅客出行的选择过程。收藏指正
8.The principle and effect of impact compaction, and its application in rockfill subgrade is introduced in this paper.
并对冲击压实的作用原理，压实功效以及冲击压实在填石路基中的应用作了介绍。收藏指正
9.The studies on environmental cadmium (Cd), lead (Pb), arsenic (As) pollution and health impact on exposure population in China were reviewed in the present paper.
摘要该文对我国环境有色金属镉、铅、砷污染及其对暴露人群健康影响的流行病学研究进展进行了综述。收藏指正
10.Based on a survey conducted in Zhangjiajie National Forest Park, difference of perception of recreation use impact among different recreation motivation cluster is examined in this paper.
摘要以张家界国家森林公园为例，研究了具有不同游憩动机的游客对游憩利用影响的感知差异。收藏指正
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