波纹

Thin revolving shell is a kind of structure widely found in oil and gas storage and transportation equipment,such as storage tank and its elastic dome,flexible corrugated pipe and thin wall pipeline,etc.

摘 要：薄壁旋转壳是一类在油气储运设备中广泛出现的结构，如储罐及其弹性罐顶、柔性波纹管和薄壁管道等。

Outer coat firm and resilient, neither coarse nor silky, lying close to body; may be straight or wavy. Untrimmed natural ruff; moderate feathering on back of forelegs and on underbody; heavier feathering on front of neck, back of thighs and underside of tail. Coat on head, paws, and front of legs is short and even.

外层被毛竖硬而有弹性，既粗糙，也不柔软，紧密平铺于体表，呈直形或波纹形和不整齐的自然环状；前肢后部和身体下部生有适度的绒毛；颈前部、腿后部和尾下部主要有浓密的绒毛；头部、脚部和腿前的被毛短而平。

Provide a stilling well around float if liquid surface is subject to turbulence, ripples or wind.

如果水面出现动荡、波纹或风，则在浮子周围应该安装一个静水井。

A stilling well around the float should be installed if the liquid surface is subject to turbulence, ripples or wind.

如果水面出现动荡、波纹或风，则在浮子周围应该安装一个静水井。

This article analyzes some regulations for safety steering column,discusses the distribution of crashing and the structures and the safety control principls with flex steering shaft,breaking steering shaft,sleeve steering pillar tube as well as ripples tube steering pillar tube.

分析了安全转向柱的法规要求，汽车碰撞能量的分配，伸缩式转向轴、可断开式转向轴、套筒式转向柱管、波纹管式转向柱管等的结构和安全控制原理。

Issued the merger, is specialized in the first, second-class pressure vessel, steam turbine exhaust piping, metal bellows compensator, non-metallic compensator, stainless steel metal hose, spring hanger sticks, throttle, electric power machinery, food processing machinery, petrochemical machinery, environmental protection machinery, such as product design, manufacturers.

江苏福克斯机械有限公司位于江苏省南通市海安开发区，由江苏科星机械有限公司和海安泉发压力容器制造有限公司合并而成，是专业从事第一、二类压力容器、汽轮机排汽管道、金属波纹补偿器、非金属补偿器、不锈钢金属软管、弹簧支吊架、风门、电力机械、粮食机械、石化机械、环保机械等产品的设计、制造厂家。

Yangtze River glacier retreat has little to do with human factors Yangtze River glacier retreat has little to do with human factors Shangguan Dong-hui said that the short term, the glacier melt water to the Yangtze River has brought plenty of water, the surface, in the Northwest seems to be a good thing, but this supply led to the uneven seasonal river runoff in winter The early release of melt water, resulting in spring flood summer drought.

Yangtze River glacier retreat has little to do with human factors ；是由上海埃非凯阀门有限公司提供的阀门新闻，中文译文仅供参考(上海埃非凯阀门有限公司还生产疏水阀隔膜阀旋塞阀柱塞阀鸭嘴阀及电动调速蝶阀，气动通风蝶阀，美标波纹管闸阀，c，平行式双闸板闸阀，欢迎您的选购。)长江源冰川的退缩与人为因素关系不大上官冬辉说，短期内，冰川的融水给长江带来了充沛的水量，表面上看，对西北地区似乎是一件好事，但是，这种补给导致江河的径流量季节性不均，冬季的融水提前释放，从而造成春汛夏旱。

As more and more multinational companies set up factories in mainland China or transfer of foreign projects to the domestic processing, metadata such as trade and the United States steel ring Smalley companies, three-song mode Korea SAMSOL spring renowned international brands such as industry set up a strategic alliance substantial reserves in the domestic Corrugated spring, elastic ring, die springs and disc springs and many other brand inventory to meet the emergency needs of users.

随着越来越多的跨国公司在中国大陆开设工厂或转移国外项目到国内加工，元象贸易与美国Smalley钢环公司、韩国SAMSOL三松模簧等行业知名国际品牌建立战略联盟，在国内大量储备波纹弹簧、弹性挡圈、模具弹簧及碟形弹簧等多种品牌库存，满足用户的不时之需。

By considering the finite spread in beam longitudinal momentum and the effect of finite space-charge field of the electron beam,the dispersion relation of IRL instability is derived ,and the growth rate of IRL wave and the linear damping rate of the space-charge wave are also got.

利用动力学理论对一种新型自由电子激光──离子波纹激光进行了研究，考虑电子束的纵向动量离散和空间电荷场效应，导出了IRL不稳定性色散关系，求得了IRL辐射波的增长率及电子束空间电荷波的线性阻尼率，并对其进行了讨论，得到了一些结论。

The protecting tube (1) is not limited to the smooth-walled tube but may be a spirally corrugated tube.

所说保护管(1)并不限于平滑管，还可以是螺旋状波纹管。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。