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- A dynamic infinite element method was adopted to calculate and analyze the dynamic response of flexible pavement under Falling Weight Deflector (FWD) load. 摘要采用动力有限元方法，计算并分析了柔性路面结构在FWD荷载作用下的动力响应特性；
- Falling Weight Deflector 落锤式弯沉仪
- falling weight deflector meter 落锤式弯沉仪
- Elementary Discussion on Falling Weight Deflection Indexes for Design and Construction of Asphalt Pavement 沥青路面设计与施工中弯沉值指标初探
- The presence of Falling Weight Deflectometer meets this need. 落锤式弯沉仪的出现适应了这一需求。
- The falling weight deflectometer (FWD) is used to evaluate the effectiveness of the impact compactor. 摘要将落锤式弯沉仪(FWD)成功地用于路基冲击压实效果的检验。
- To forge or stamp(a metal)between dies by the force of a falling weight such as a drop hammer. 落锻借落下重量（如落锤）的力锻造冲压模具间的金属
- Test Method for Impact Resistance of Rigid Plastic Sheeting or Parts by Means of a Tup (Falling Weight) (08. 用撞锤(降落重量)测定硬质多孔塑料薄板或部件的耐冲击性的试验方法(08。
- And so they proceeded to invent the verge-and-foliot escapement, using a falling weight as with its Greek antecedents. 于是他们利用希腊早就使用的重锤着手发明了立轴横杆式擒纵机构。
- To forge or stamp(a metal) between dies by the force of a falling weight such as a drop hammer. 落锻借落下重量（如落锤）的力锻造冲压模具间的金属
- Ollc tholen.Comparison of Falling Weight Deflectormeter With Other Deflectction Testing Devices.R.R. 沙庆林.;观测试验资料的数学加工法
- A method to backcalculate the layer moduli of pavements is proposed in the paper; the data are measured by the falling weight deflectometer(FWD)tests. 根据落锤式弯沉仪 (FWD)的弯沉盆动态数据 ,在系统识别方法的原理基础上提出了加速收敛的方法。
- The technology of pavement moduli back-calculation is developed along with the appearing of falling weight deflectometer (FWD). 而路面模量反演技术是伴随着FWD的出现而发展起来的。
- There is difference in result of quality deflection between weight deflection indexes and compaction degree. 当弯沉指标和压实度同时用于路基、面的碾压质量检验时,二者的检测结果存在一定的差异。
- See chart 1a, the extractor puller is composed of falling weight, falling shaft and two joints. (Another joint in chart 1a is used to disassemble the fuel injector bushing). 如图1a，拨出器是由冲锤、冲杆和两个接头组成。（图1a中另一接头是用于拆卸喷油器衬套之用）。
- JI Yigong,WANG Fuming,GUO Zhongyin.Backcalculation for layer moduli of pavements based on falling weight deflectometer tests[J].China Civil Engineering Journal,2002,35(3):34. [5]姬亦工;王复明;郭忠印.;基于落锤式弯沉仪动态数据的路面模量反算方法[J]
- This article introduces the automated controls,which is the core part of the falling weight deflectometer test system,and how to design the automated controls using ARM S3C44B0X. 本文介绍了落锤式弯沉仪测试系统的核心部分自动控制装置,以及如何用32机S3C44B0X来实现自动控制装置的功能。
- He has a knack of falling out with everyone. 他有个怪癖，总是和每个人吵架。
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。
- She was hit by a piece of falling masonry. 她被建筑物上落下的一块石头砸着了。
