查询词典 Fe

The aim of the subject is to design and check the strength of the gears of crown gear coupling from the Beijing subway and to analyse the teeth by means of 3D FE elastic contact method. The result can numerically and theoretical support the design and manufacture of crown gear coupling.

本课题研究的目的是通过对北京地铁联轴器齿轮副进行强度设计和校核，并且对其进行三维弹性接触有限元分析，得出鼓形齿联轴器齿轮副的弹性接触状况，为鼓形齿联轴器的设计及制造提供数据和理论支持。

Jointless Bridges ; Composite crunode ; Bearing capacity ; FE analysis ; Experiment

无伸缩缝桥梁；合成梁式结点；受力性能；有限元分析；试验

Moreover,quickly cooling process facilitates the ｛300｝ and ｛220｝ crystal planes of Sm_2Fe_(17) phase to...

氮化后Sm2Fe17晶格膨胀形成Sm2Fe17Nx主相，而-αFe的X射线特征峰未见明显移动。

Furthermore, cyclic transformation of Fe2+ with Fe3+ as well as degradation of Rhodamine B in the UV/Fenton system were investigated, by maintaining 0.180 mmol L-1 dissolved total Fe and ordinary UV irradiation throughout the whole reaction, while adding 1.7 mL 30% H2O2 into the residual solution four times in sequence.

研究了总铁含量维持在0.180 mmol·L-1、保持紫外光照射、4次向同一UV/Fenton体系中添加1.7 mL H2O2，每次反应后Fe2+/Fe3+的循环转化规律和溶液的脱色效果。

It is found that both the FE method in analyzing thecornering tires and the method of dealing with large slip frictional contactproblems are correct and reliable. The interaction between tire and soft ground is studied.

有限元分析结果和试验测试结果有很好的一致性，表明本文提出的轮胎稳态侧偏有限元分析方法是正确可靠的，也表明本文提出的大滑动摩擦接触问题的处理方法是正确可靠的。

It shows that the FE method of tireanalysis under driving state and the method dealing with large slip frictionalcontact problems are correct and reliable. The properties of tires under steady cornering state are studied with FEmethod and experiment. Based on the presented contact solution algorithm, a FEmethod is carried out to analyze the properties of tire under steady corneringstate via imposing slip-rolling-constraints on tire bead nodes which contact therim, and the modules are programmed. The mechanical properties anddeformation of tire under pure steady cornering state and steadycornering-driving state are analyzed, and the results show good agreement withthe experimental data.

对匀速侧滑条件下轮胎侧偏特性进行了试验研究和有限元分析研究，基于本文提出的大滑动摩擦接触问题求解方法，通过在胎圈和轮辋接触节点上施加侧偏滚动约束，得到了匀速侧滑条件下轮胎侧偏特性有限元分析方法，编制了有限元分析模块；利用本文给出的有限元分析方法，分析了轮胎在匀速纯侧滑和侧滑-纵滑联合工况下受力变形特性，分析了侧偏角和载荷对轮胎侧偏特性的影响。

The rate and limits of the decarburization reaction of FeO dissolved in CaO-SiO2-Al2O3 slag and Fe-C droplets have been studied.

对CaO-SiO2-Al2O3-FeO熔渣体系与铁碳金属颗粒反应的脱碳反应速率及脱碳反应限度进行了研究。

Fe〓 is the source of electron in the process of reductive dechlorination and RCl is the acceptor of electron.

在零价铁对氯代烃的还原性脱氯过程中，零价铁是主要的还原剂，起到电子源的作用，氯代烃起到氧化剂的作用，是电子受体。

Accepted by the Party, he deci ded to devote hi s l i fe to the cause of the Party.

入党以后，他决定献身于党的事业。②表原因，相当于一个原因状语从句。

Carbonyl iron fibre with different Fe content (90%~98wt%) and diameter (200nm~l0μm) had been fabricated by adjusting fibre growth factors, such as velocity of Fe5 vapor and protective gas, temperature of chemical decomposition and magnetic field strength. So the diameter of carbonyl iron fibre could be controlled from micron to sub-micron.

对羰基化合物气化速率、保护气氛流量、分解温度和外加磁场强度等因素的调控，制备出铁含量在90%~98%可调、直径在亚微米到微米(200nm~10μm)及长径比可控的羰基铁纤维。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。