炭山

前人及我们最近的研究结果表明：宁夏固原炭山地区存在大量的与煤伴生的油页岩资源。

It is pointed out that there are abundant resources of oil shale which accompany coal in Tanshan , Guyuan , Ningxia , West-China .

湖南洞口县炭山一带，是官话、湘语和赣语交汇之处，其语音系统颇具特色。

This paper describes the phonological system of Tanshan dialect , which is used in the junction of Mandarin and Xiang dialect in Tongkou County , Hunan province .

据笔者研究，辽代开发的盐池至少有8个，海盐产地有6处。其中，只有炭山盐池等少数几处为老产地，其余大多数都是新产地。

According to my studying , salt ponds were at least 8 and sea salt producing areas were 6 . Among them , only a few of salt ponds in Tan Mountains were old ones and others were new ones .

在2年的田间试验期间，添加秸秆炭、竹炭和山核桃壳炭都能使稻田土壤有机碳呈增加的趋势，且随着生物炭添加量的增加而增加。

During the period of two years field trials , straw charcoal , bamboo-char and pecan shell charcoal application can increase rice paddy soil organic matter content , and it increased with the increase of biochar application amount .