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- Technical standards for the construction of ballast track bed on Qinhuangdao\|Shenyang Passenger Special Line are introduced, and the construction process of this line is outlined. 在简述秦沈客运专线有碴道床施工过程的基础上,着重介绍该线有碴道床施工的技术标准。
- Most steel railway bridges produce much more noise than ballasted track. 多数钢铁路桥比石渣轨道产生更多噪音。
- rolling noise of non - ballasted track 无碴轨道滚动噪声
- So the conventional ballasted track must be intensified for high speed and heavy haul railway line, this is a chance for the elastic sle. 在高速和重载的条件下传统的有碴轨道结构型式面临着严峻地考验。
- Ballasted track is the most used track type in ground track of urban mass transit in existing "Code for the Design of Metro". 摘要有碴轨道是城市轨道交通地面线最常采用的轨道结构。
- Abstract： Ballasted track is the most used track type in ground track of urb an mass transit in existing “Code for the Design of Metro”. 摘 要： 有碴轨道是城市轨道交通地面线最常采用的轨道结构。
- Construction technologies and quality standards of ballasted track engineering for Passenger Dedicated Railway are introduced,and the construction process is outlined. 在简述秦沈客运专线有碴道床施工过程的基础上 ,着重介绍该线有碴道床施工的技术标准。
- Ballasted track is a basic track structure used on the railway lines in china.It is a complex construction, including rail, under-rail pad, sleeper, roadbed and so on. 轨道是由钢轨、轨枕、联结零件、道床等部件组成的复杂结构物，其材料具有不同的力学性质，受力也有很强的随机性和复杂性，这给轨道的设计及力学仿真计算带来了诸多困难。
- Ballasted track is a complex construction , Its material shows different characteristic and receives complex strength that is intensively stochastic and complex. 为设计、检算和改进轨道结构,进行轨道力学分析是十分必要的。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- Pig iron used as permanent ballast. 压载铁做为永久性压舱物的生铁
- The ship was furnished with ballast. 船上装了压舱物。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- The ballast placed in the ship can keep the ship steady. 放在船上的压舱物可以保持船的平稳。
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- I'm trying to track down my old Aunt Maud. 我正试图寻找到我那年迈的婶婶莫德。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- The cyclist went at full sail along the track. 自行车手沿着跑道全速前进。
