the anthracite coal的意思|示意

The combustion characteristics of stone coal are similar to anthracite coal and worse than anthracite.

石煤的燃烧特性与无烟煤相近，但比无烟煤差。

The distribution, reserves and characteristics of anthracite from Jingxi coal field was presented in this paper.

介绍了京西煤田无烟煤分布、储量及煤质特征。

In the lean coal bed and anthracite bed of high coal rank, the main composition of the clay mineral in the tonstein intercalations is illinite, Kaolinite takes second place.

在高变质阶段的贫煤、无烟煤层中，煤层夹矸的粘土矿物成分以伊利石为主，高岭石次之。

At present, in the division used more quality anthracite, but the price prep above of the anthracite coal prices, and gas calorific value of coal gas calorific value below.

目前，在优质无烟煤产区使用较多，但是无烟煤的价格高于烟煤价格，且煤气的热值低于烟煤煤气的热值。

The major products is anthracite coal and bituminous coal, and so there.

煤炭产品主要是无烟煤与有烟煤等。

Shi Zhen north are the country's largest anthracite production Group - Shanxi Coal Group resident.

北石店镇是全国最大的无烟煤生产集团——晋煤集团的驻地。