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1·Peat, the first stage in the formation of coal, is a low-rank material.

泥炭是煤形成的第一阶段，是一种低质煤。

2·The soft soil refers to the soft clay deposited under water or mud-based formation, sometimes with a small amount of rot folder mud or peat layer.

软土是指以水下沉积的软弱粘性土或淤泥为主的地层，有时也夹有少量的腐泥或泥炭层。

3·Peat is the first stage of coal formation.

泥炭是煤炭形成的第一阶段。

4·The formation of peat swamps can be divided into two major categories, i. e. waterlogged peatification and terrestrial.

泥炭沼泽的形成可分为水域泥炭沼泽化和陆地泥炭沼泽化两大类。

5·Moreover, precisely because of radioactive elements into the coal in the participation accelerated the process of peat into coal, to play an important role in the formation of lump coal.

此外，正是由于成煤时放射元素参与，加速了泥炭化成煤进程，对形成块煤起了重要作用。

6·Sand pile is more suitable in peat soil formation di...

砂桩挤密法更适用于草炭土路基处理。