本文分析了银石墨触头材料在大挤压比的纤维化挤压中,出现的挤压力过大引起闷车和挤压碎裂的问题。
This paper deals with the problems such as extrusion failure and cxtrusion breaksocurring during the extrusion of silver-graphite materials at high cxtrusion ratio (so called fibretype extrusion).
这项发现意味着,宇宙可能不会到达稳定阶段,也不会像有人提到的“大挤压”那样收缩会永远膨胀下去,反而可能会无休止地膨胀下去。
The discovery means that the universe is likely to continue expanding indefinitely, instead of reaching a steady state or collapsing back in on itself in what some call a "big crunch."
这两个庞然大物将私有公司挤压到了诸如次级贷款之类抵押市场最具风险的领域之中。
The two Leviathans have squeezed private firms into the riskiest ends of the mortgage market, such as subprime lending.
为什么要尝试挤压像楼梯道一般的比较阴暗的角落,而这只是为了解决上下移动这个功能却遗留了像是移动大规格家具而产生的那些问题?
Why trying squeeze a stair to some death corner just for the function of moving up and down only while leaving all other issues such as moving up an oversize furniture ?
已经清楚的是:费用已经使Medicare正在遭受挤压,就像医生们的薪水所引起的一场大争吵所揭露的。
What is clear is that costs are already squeezing Medicare, as a big row over doctors' pay reveals.
较小的制造商正受到大企业团体的竞争和廉价进口货的双重挤压。
Smaller manufacturing firms are being squeezed both by big league competition and by low cost imports.
本文主要研究了大高径比ZA27合金铸件挤压铸造过程的若干基本问题。
The fundamental problems of ZA27 alloy squeeze casting with high ratio of height to thickness were studied in this paper.
与黑洞相类似,在物质被挤压得非常紧密,以致时空的曲率变得非常大,连光线也不能从中逸出时,黒弦就会被创造出来。
Like black holes, black strings would be created when matter is squished so dense that the curvature of space-time becomes so large that even light cannot escape.
大高径比挤压铸件成形时的一个显著特征是压力沿着轴向分布严重不均。
The distinct characteristic of squeeze casting with larger ratio of height to diameter is (heterogenous) distribution of squeeze pressure.
而采用挤压等工艺,由于受到设备的限制,无法实现大尺寸坯料的变形。
Resultingly limitation of equipment, it is difficult to densify the spray deposited preforms with large dimension by extrusion.
铸件的凝固特性和组织直接影响铸件的力学性能,用计算机模拟和试验的方法研究了大高径比挤压铸件的凝固特性和凝固组织。
Solidification characteristics and microstructure of squeezing castings with large ratio of height to diameter have been investigated by numerical simulation and experiments.
靠近一个物体,一个沙发,或一个大物体,结果它仅受到轻微的挤压。
Get next to an object, next to a sofa, next to a bed, next to a large bulky object that will compress slightly but leave a void next to it.
冷挤压工艺复杂,影响因素多,造成冷挤压工艺设计难度大。
The initial design of cold extrusion process and die was obtained by code retrieval.
最后,以高脚杯形挤压铸件作为大高径比挤压铸件的实例,对其挤压铸造过程中的温度场和应力场进行了模拟和分析。
At last, as the example of squeeze casting with large ratio of height to diameter, the temperature field and stress field of high-leg casting were simulated and analyzed.
我发现,报社办公室或堆有很多报纸的办公室里,报纸不易挤压塌陷,因而在纸堆旁容易找到大的生存空间。
I discovered, while crawling inside of collapsed newspaper office and other offices with a lot of paper, that paper does not compact. Large voids are found surrounding stacks of paper.
本文利用大型有限元模拟软件ANSYS对大高径比柱形挤压铸件的温度场和应力场进行了数值模拟。
In this article, the large FEM software, ANSYS, was employed to simulate the temperature field and the pressure field.
我写使用大玻璃杯挤压疹子,疹子并不会消失,但对于肤色深的人,疹子较难以看清。
The rash does not disappear when pressed against a clear glass tumbler but it is often harder to see in dark-skinned people.
新近纪阿尔金断裂在左行走滑的大背景下经历了一个陆内的拉张—挤压旋回。
The Altun fault experienced an intracontinental cycle of extension-compression during Neogene in a background of sinistral strike-slipping.
并介绍了两种完全有别于传统的剧烈塑性变形制备超细晶和纳米晶金属材料的最新工艺,如大应变切削和大应变挤压切削。
Two novel technologies which are radically different from traditional SPD methods, such as large strain machining(LSM) and large strain extrusion machining(LSEM), were introduced.
通过本研究,得出以下几点主要结论:(1)立式挤压法用于压制中空刨花板存在设备高大、动力消耗大、静曲强度低等缺点。
Following main conclusions are obtained: (1) Vertical extrusion has some disadvantages in suppressing tubular particleboard, such as tall equipment, huge power consumption and lower MOE.
汽车大架挤压成原来的一半,当仍然旋转的车轮落地时驾驶员的头撞上了挡风玻璃。
The frame of the car doubles in half and the head of the driver strikes the windshield while the still rotating wheels fall to the road.
兴发铝业总占地面积90万平方米,已拥有包括大吨位挤压机在内的43条铝型材生产线。
Xingfa Aluminium covers 900,000 square meters of total floor space, owns totally 43 aluminium extrusion production lines including large tonnage extrusion presses.
黄色厚垣孢子内细胞核等细胞器明显可见,黑色厚垣孢子内能看到一大的脂质球,细胞质被挤压至脂质球外围。
The organelles in yellow chlamydospores such as the nucleus were obviously visible, but invisible in black chlamydospores. The cytoplasm of black chlamydospores was occupied by a big lipid globule.
咋发现,在报社或办公室里堆有许多报纸地地方,通常会好些,因为报纸不受挤压。你在纸堆旁可找到一批比拟大滴空间。
I discovered, while crawling inside of collapsed newspaper offices and other offices with a lot of paper, that paper does not compact. Large voids are found surrounding stacks of paper.
其优点是用本方法生产的面包口感味道好,具有独特风味,弹性大,挤压后仍能恢复原状,保质时间长。
The bread produced with this method has good taste and special flavour, and high elasticity and long shelf life.
其优点是用本方法生产的面包口感味道好,具有独特风味,弹性大,挤压后仍能恢复原状,保质时间长。
The bread produced with this method has good taste and special flavour, and high elasticity and long shelf life.
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