Research purposes: In cause of innovation of existing railway line, sometimes it needs to lay continuously welded rail in minor section, but it is difficult to do it with long-railed machinery, so the method of replacing and laying track with track panel was adopted previously.
研究目的:既有线提速改造时形成小区间无缝线路,利用长轨机械铺设比较困难,以往利用轨排换铺法进行。
Construction technology and cost analysis of continuous welded rail(CWL)installed with replacement track-laying method;
换铺法铺设长钢轨施工工艺及造价分析
Fold up your bedding, and change the pillowcase.
整理好你的床铺，同时换一下枕套。
Make beds. Take sheets off and put new sheets on beds.
铺床。撤去旧床单并换上干净的床单。
You have put new tiles on the floor and replaced a few tiles on the walls.
你在地板上铺了新瓷砖，墙上也换了些。
The maid makes the bed every day, cleans the room regularly, and brings fresh sheets and towels once a week.
女仆天天来铺床，按时打扫屋子，一个星期换一次干净的铺盖和毛巾。
The following day, Mr. Lin's shop underwent a transformation .
第二天，林先生的铺子里新换过一番布置。
He cashed the check at the store after the bank closed.
银行关门后,他在那家店铺里把支票兑换成现金。
The nurse was happy to make the switch, and after making sure he was comfortable, she left him alone.
护士很乐意，帮他调换了床铺，把一切安排停当，她就走了。
The stair carpet gets a lot of wear and tear and will soon need replacing.
铺在楼梯上的地毯磨损得很厉害，因而很快就要更换。
When they came by the Black-smith’s shop, Buddha-to-be exchanged the shabby horseshoe for three pence, with which he bought seventeen cherries.
经过铁匠铺的时候，他用这块马蹄铁换了三文钱，又用这钱买了十七八颗樱桃。
The girls called out before the head had time to lay a finger on their bedding. This happened in the next room too.
校长的指甲还没接触到她们的被边时，她们就嚷了起来，并且换了一排床铺，也是嚷了起来。
On days off, the boss changes the oil in his pickup, retiles his kitchen floor or does brickwork;
在休息日里，老板会给他的小货车换油，或是重铺厨房地板，或做瓦工活；
We were all hard at work, changing the powder and the berths, when the last man or two, and Long John along with them, came off in a shore-boat.
正当我们每个人忙着搬火药、换床铺时，最后几名水手和高个子约翰坐着小船从岸边过来了。
With the support of the departments concerned, over2 million Yuan RMB has been injected into the reconstruction to lay a9 kilometer long water pipe and to replace the old water meters.
目前在相关部门支持下,投入200多万元进行改造,在村里铺设九公里长的水管和并更换旧水表。
No Re-tiling : One broken tile often means replacing the whole area which increases the overall cost.
无需重铺磁砖:一个磁砖的残破经常意味替换整个区域，因而增加整体成本。
To be or compose the pavement of.
铺设用筑路材料铺成
confluent culture
铺满培养物，铺满培养
all-paved branch
全铺分支, 全铺锐角交叉