Keywords: geometric nonlinearity, sag effect, equivalent modulus of elasticity, vehicle - bridge interaction.关键词: 几何非线性 、 中垂效应 、 等效弹性系数 、 车桥互制.The eigenfrequency of oscillation cavity is the function of cavity's geo...
Geometric designs were popular wall decorations in the 14th century.14世纪，几何图形是风靡一时的墙壁装饰图案。Many pictures have been based on simple geometric designs.许多画都是基于简单的几何图案。These results parallel Archimedes'geometric theorems...
简介氟树脂的种类和聚四氟乙烯的发现经过.Sorts of fluororesins and the discovery of polytetrafluoroethylene are introduced.液晶容器的内表面上可以包括一含氟树脂.An inside surface of the liquid crystal container may include a fluorine resin.聚全氟乙丙烯是一种重要新型氟树脂产品,本...
昆虫和蠕虫都是无脊椎动物。Insects and worms are all invertebrates.在蚯蚓和许多其它无脊椎动物中, 这些排泄结构称为肾管.In the earthworm and many other invertebrates, these excretory structures are called nephridia.公园里的本地特有的脊椎动物和无脊椎动物也很多.Endemism of vertebrate...
这位航海家的名誉受到了历史修正主义者的攻击。The reputation of the navigator is under assault from historical revisionists.该法案具有很多限制性修正条款。The bill is filled with constricting amendments.那处修正已经出现在铅字纸上。The correction had already been set in type...
Gates is known to be a superb analyst with a sharp eye and an excellent memory.盖茨是公认的杰出分析家，他目光敏锐且记忆力超群。The latter studies are extremely useful to the analyst.后者的这些研究对于分析工作者极为有用.The analyst is required to interpolate valu...
In the old West, outlaws sometimes tuck up the stage coaches.昔日的西部, 有时亡命徒会劫持驿站马车.Brisket reaches to the elbow and slopes gradually to a moderate tuck - up.胸部深度达到肘部,并向后逐渐向上倾斜,适度上提.Please tuck up the chair and put it one s...