1) laying
预铺
1.
Because has branched off the train moving velocity is generally higher,how avoids the turnout because the laying and the maintenance bad causes the turnout to form not essential in the use process injures has branched even off to the train the good condition to have the certain influence is the extremely essential question.
由于过岔的列车行驶速度普遍较高,如何避免道岔因预铺及维护不善导致道岔在使用过程中形成不必要的伤损甚至对列车的过岔走行条件造成一定的影响是十分关键的问题。
2) pre-installed and inverted adhered
预铺反粘
3) pre-laid method
预铺法
4) pre-laid method
预铺反粘法
补充资料：设备安装前的准备工作——设备的预装配与预调整
设备安装前的准备工作——设备的预装配与预调整 | ||
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。