The author follows the trail of Action Research and its significance, focusing on the Teachers' Action Research by analyzing its feasibility.

文章先对行动研究的概况加以追踪，然后根据行动研究的意义和启示，聚焦到教师行动研究，并分析了它的针对性和可行性。

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This paper gives further analysis and research on the process of tinsel, makes improvement on the present machine, proposes amore reasonable hammering trail, and design a feeding for this trail.

对金属箔加工工艺进行了深入地分析和研究，对现有的金属箔加工机进行了改进，提出了较合理的金属箔加工的锤击轨迹，并设计了实现该轨迹的进给装置。

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The numerical calculation and trail research showed : the flood dam and deep hole traitor fill the bill of dynamic tensely , therefore the dynamic character design is reasonable.

动力数值计算与试验研究成果表明：泄洪坝及深孔弧门满足动力强度要求，动力特性设计合理。

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During his two years of research, Kardashian followed the trail of milk from the small pastoral farms that dot the countryside around his Vermont home to the industrial dairy cattle plants of the Midwest, and 12, 000 years back in time to the dawn of dairy farming.

FORBES: Kardashian's Debut Book Tackles Serious Food Issues