point rail

Rakel is based on the international TETRA standard used to secure radio connections within and between critical public safety functions.

Rakel网基于国际TETRA标准，用于保护重要公共和内部之间的无线连接安全。

Rakel is being built out in seven stages and the system is currently operative in Stockholm, Malm? and Gothenburg.

Rakel正在建设7个阶段，该系统目前在斯德哥尔摩、哥德堡和马尔默使用。

In addition to choosing green-tea-infused sunblocks and lotions, drinking 3 cups of green tea daily and regularly including turmeric in your cooking may provide protection, says integrative physician David Rakel of the University of Wisconsin's School of Medicine and Public Health.

威斯康辛大学医学与公共卫生学院的综合医师David Rakel说，选择含有绿茶成分的防晒霜和乳液，每天喝三杯绿茶，做饭时加入姜黄粉末，都可以为你提供防晒保护。

prevent tire loose on axle and target point rail lubricator

机车防止轮箍弛缓及定点涂油装置

application of dry lubricating agent to ease wear of point rail and curved rail on speed-raise tracks

采用干式润滑剂减缓提速道岔曲尖轨磨耗

The crypto solution will be used to protect calls from eavesdropping in Rakel, the Swedish Public Safety Network.

该加密解决方案将用于保护瑞典公共安全网络——Rakel网免遭窃听。

annealing of point rail: using box-type annealing furnace to make annealing treatment to the alloy steel rail before machining.

心轨退火：在机加工之前采用箱式退火炉对合金钢心轨进行退火处理。