封严,seal
1)seal[英][si:l][美][sil]封严
1.<Abstrcat>The standard k-ε turbulence model and RNG k-ε turbulence model were employed to compute the flow characteristics of the labyrinthsealing in the given reference.对4道、7道环型直通式篦齿,在转静状态下采用非结构化网格和SIMPLE算法,求解了不同转速的速度场和压力场;并试验研究了不同转速、齿数工况的封严效果,探讨了篦齿前后压比与泄漏系数的变化关系。
2.In order to improve the performance of theseal labyrinth in aeroengine, many characteristic structures are applied to theseal.对发动机中封严篦齿进行了相关齿形的变化 ,建立了 8种封严结构模型 ,运用 RNG k～ ε湍流模型、非结构化网格和 SIMPLE算法来模拟封严篦齿流动问题。
英文短句/例句
1.Check that the joint of the pipe is sealed properly.检查一下管道的接口是否封严了。
2.Check that the joint of the pipe be sealed properly检查一下管道的接口是否封严了
3.Q.1 Who is the only one that worthy to open the scroll with seven seals?问题1.谁才配得展开七印封严的书卷?
4.Check that the joints of the pipes are sealed properly.检查一下管道的接口是否封严了.
5.Study on Microstucture of Nano Y-PSZ based Seal Coating纳米Y-PSZ基高温封严涂层微观结构的研究
6.Thermal stability of AlSi-ployester abradable seal coating used in an aircraft engine飞机发动机用AlSi-ployester可磨耗封严涂层的热稳定性
7.Research Progress on Performance Evaluation Techniques of Abradable Seal Coatings可磨耗封严涂层性能评价技术研究进展
8.Effect of the Hub Cavity Flow on the Flow Structure of an Axial HP Turbine涡轮封严气体喷射角度变化对主流的影响研究
9.lift a ban, embargo, curfew, etc解除禁令、 封锁、 戒严等.
10.Feudal society was rigidly stratified.封建社会等级森严。
11.These plastic packs of food are hermetically sealed.这些塑胶包的食物是严密地封住。
12.Two principal ports in North Africa are seriously blocked.北非两个主要港口遭受严重封锁。
13.A tight blockade cut Napoleon"s supply lines.严密的封锁切断了拿破仑的补给线。
14.Our teacher is easy on the girls and hard on the boys.我们老师对女生宽，封男生严。
15.Tripe-lips type: the metal shield with long triple rubber lips has considerable large torque and good sealing.三唇密封形式，金属防尘盖上带有三重细长密封胶唇的严格密封，具有较大的按触密封扭矩。
16.Jane wrote a letter to a newspaper. This letter contained some startling allegations.简给报社写了封信. 这封信里有些极其严重的指责.
17."His back is made of lines of plates, joined tight together, one against the other, like a stamp."它以坚固的鳞甲为可夸，紧紧合闭，封得严密。
18.My transgression is sealed up in a bag, And You wrap up my iniquity.伯14:17我的过犯被你封在囊中、缝严了我的罪孽。
相关短句/例句
Sealing coating封严涂层
1.The structure, ingredient and property of wear-resisting and sealing coating are studied by many methods.采用多种手段对俄罗斯航天发动机静止摩擦环耐磨及封严涂层进行了组织形貌、成分及性能等方面的实物分析，认为该涂层是以Ａｌ２Ｏ３陶瓷为主的高质量的梯度功能涂层，并对原件制造工艺进行了初步分析。
3)brush seal刷式封严
1.A porous medium model for simulating leakage flows throughbrush seals;模拟刷式封严泄漏流动的多孔介质模型
2.Thebrush seal is a new seal technology which developed since the early 1980’s.刷式封严是20世纪80年代发展起来的新式密封技术,与传统的篦齿封严相比,它不仅能适应转子的跳动和膨胀,同时还具有泄漏水平低的优点,因此在航空发动机以及地面涡轮中都得到了日益广泛的应用。
4)labyrinth gas seals篦齿封严
1.The response calculation oflabyrinth gas seals with damping sleeve is done by the time-frequency transition method,which includes of the merits of harmonic balance method,dynamic softness method and tracking motion method.研究在单点激振情况下阻尼套筒对篦齿封严结构的减振规律。
2.This paper has a vibration analysis for thelabyrinth gas seals with damping sleeve by wave transmittal technique.本文采用群论算法对带阻尼套筒的篦齿封严结构进行振动特性的计算分析,利用带阻尼套筒的篦齿封严结构循环对称的特点,把特征值约化到一个重复扇区进行分析,并借助有限元商用程序ANSYS进行特征值求解。
3.It has happened so many times that the problem of structure-acoustic oflabyrinth gas seals when engine is working.篦齿封严结构是一种高效的非接触式密封装置,广泛地应用于航空燃气涡轮发动机等叶轮机械中。
5)labyrinth seal篦齿封严
1.In order to reduce the excessive vibration oflabyrinth seals, friction dampers are commonly added.为有效解决篦齿封严装置在设计和使用中出现的振动过大的问题,提出了带阻尼套筒篦齿封严装置的动力响应分析方法,并对篦齿封严装置转子件在摩擦片不同分布位置时的动力响应进行了计算分析,得到了减振效果随摩擦片不同分布位置的变化规律。
6)air seals封严装置
1.Design of damping-ring for vibration control in labyrinthair seals;用于篦齿封严装置的减振阻尼环设计理论
延伸阅读
水调歌头 读书严 永乐大典九千七百六十五严【诗文】：杜陵佳丽地，千古尽英游。云烟去天尺五，绣阁倚朱楼。碧草荒岩五亩，翠霭丹崖百尺，宇宙为吾留。读书名始起，万古入冥搜。凤池崇，金谷树，一浮鸥。彭殇尔能何许，也欲接余眸。唤起终南灵与，商略昔时名物，谁劣复谁优。白鹿庐山梦，，颉颃天地秋。又引元明善清河集读书严记，谓读书严为故相太传魏国廉文正公之别业，在京兆樊川少陵原之阳，可证大典作廉文靖公，当为廉文正公之误。【注释】：【出处】：
