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Wide provided suitable for busy trunk, also can be laid in tunnel and station floor maintenance difficulties, stone or soil subgrade are laid, but the mud pumping in the diseases of roadbed must be laid on the roadbed diseases after renovation. The main advantages of the wide sleeper circuit are: the suborbital sinking is small. The vibration acceleration is smaller than the concrete sleeper line, which gradually slows down and stops after laying. So the line maintenance work is greatly reduced, about a third of the general concrete sleeper line. The track is easy to keep clean. Dirt is not easy to break into the bed and prolong the repair cycle of the route. The line is smooth and stable, which is conducive to high-speed operation and the laying of seamless circuit. The disadvantage is that the cost is higher, and it is more difficult to change the shop on the busy trunk line
We may or might not exactly realize it but power generation, transmission and distribution is often a commercial activity like every other manufacturing or service industry. Of course as a result of very nature in the product, it comes under essential services which are regulated closely by the government in lots of countries. Still the primary motive of companies dealing with power generation and distribution is to earn profit by selling that electricity. In this article we're going to discover the concept of tariff and the a variety of costs associated with power generation.
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