1、This paper studies a cone with leaking as a pendulum and the period of its sand leaking movement and gives out the period changing rule of the variable mass pendulum.───本文以一个载满沙子的圆锥表漏斗作为单摆，研究沙子漏出过程的运动周期，从而给出此时变质量单摆的周期变化规律。
2、paper, the application of the sand cone model in supply chains was discussed and new research avenues were opened in the research of the compositeness of supply chain.───将沙堆模型应用于供应链，为供应链竞争力问题提出新的分析思路。
sand paper cone（意思翻译）
砂纸锥
sand paper cone（相似词语短语）
1、cone───vt.使成锥形；n.圆锥体，圆锥形；[植]球果；n.(Cone)人名；(英)科恩；(罗)科内；(塞)措内
2、cone in cone limestones───圆锥形石灰岩
3、well cone───井锥
4、pine cone───n.松果；松球；松果，松球
5、cone in cone concretions───锥体间固结
6、sand───n.沙；沙地；沙洲；沙滩；沙子；vt.撒沙于；以沙掩盖；用砂纸等擦平或磨光某物；使撒沙似地布满；给…掺沙子；vi.被沙堵塞；n.(Sand)人名；(英、德、意、芬、罗、捷、挪)桑德；(瑞典)桑德；(法)桑
7、cone in cone structure───叠锥构造
8、recession cone───[数]回收锥
9、cone-in-cone structures───锥形结构
sand paper cone（双语使用场景）
1、This paper studies a cone with leaking as a pendulum and the period of its sand leaking movement and gives out the period changing rule of the variable mass pendulum.───本文以一个载满沙子的圆锥表漏斗作为单摆，研究沙子漏出过程的运动周期，从而给出此时变质量单摆的周期变化规律。
2、paper, the application of the sand cone model in supply chains was discussed and new research avenues were opened in the research of the compositeness of supply chain.───将沙堆模型应用于供应链，为供应链竞争力问题提出新的分析思路。