您要查找的是不是：
- Test Method for Drop Impact Resistance of Blow-Molded Thermoplastic Containers (08. 吹模热塑性容器的耐跌落冲击的试验方法(08。
- The results show that the viscoelasticity of PCB and its size have distinct influence on dynamic properties of PCB under board-level drop impact. 结果表明，电路板的黏性系数和尺寸对板的动力学特性有显著影响。
- From the point of view of viscoelasticity, dynamic responses of PCB under drop impact were calculated based on plate theory. 从黏弹性角度，基于板模型计算电路板在跌落冲击作用下的动力学响应。
- Based on the dropping impact dynamics characteristic under non damage condition, a non-linear viscoelastic model was develop to describe of pear the rheological characteristic. 基于梨果实非损伤条件下的跌落冲击动力学特征，采用非线性黏弹性本构模型表征其流变特性。
- Dynamic properties of printed circuit board assembly under drop impact were investigated when viscoelastic property of substrate materials was considered. 摘要从黏弹性角度研究电路板组件跌落冲击作用下的动力学特性。
- This manuscript provided a Novel method to determine the viscoelastic rheological characteristic and model characterization of dropping impact characteristic of pears and other fruit. 研究结果为果实黏弹性流变特性分析以及模型表征提供了一种新方法。
- This not only contributes to understanding real dynamic characteristics of PCB under drop impact and perfecting theory research, but also provides a reference for reliability design and evaluation of PCB. 这不仅有助于认清电路板跌落冲击作用下的真实动力学特性，完善其理论研究；还为电路板可靠性设计和可靠度评估提供理论依据。
- Study of Ammo Packaging Drop Impact Response 箱装弹药冲击响应特性研究
- The old man is dropping away in the sofa. 这位老人在沙发上打起瞌睡来。
- The airplane was attacked by dropping bombs. 这架飞机遭到炸弹的袭击。
- I tripped over, dropping the tray I was carrying. 我绊了一下，手中的托盘掉在地上了。
- Men were dropping like flies in the intense heat. 人们抵受不住酷热而纷纷倒下。
- He said he would drop her like a hot potato. 他说他会把她像烫手的东西一样迫不及待地扔掉。
- The rain is leaking in large drop through the roof. 雨正大滴大滴地从屋顶漏下来。
- These bullets fragment on impact. 这些子弹射中物体时爆炸成碎片。
- I kept dropping hints but he still didn't twig. 我一直不停地暗示他，但他还是不懂。
- Constant dropping wears away a stone. 滴水穿石。
- Her speech made a tremendous impact on everyone. 她的演说对大家震动很大。
- The business of the company was dropping off. 这家公司的生意日益清淡。
- Interest in the book began to drop off. 人们对这本书的兴趣开始减退了。
