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- Distribution and Standing Types of Pinus tabulaeformis Artificial Forest on Calcareous Rock Region of Taihang Mountain 太行山石灰岩山地油松人工林分布特点和立地类型划分
- Managing Technology of Pine Artificial Forest in Calcareous Rock Region of Taihang Mountain 太行山石灰岩山地油松人工林分类经营技术研究
- calcareous rock region 岩溶地区
- The testing results show that the foam flooding for calcareous rock reservoir can increase oil and decrease water productions. 试验结果表明：对灰岩油藏进行泡沫驱油能达到增油降水的目的。
- Abstract: The calcareous rock appearing area's oil-gas exploration belongs to the world-class difficult problem, is a complex systems engineering. 摘要：灰岩出露区的油气勘探属于世界级难题，是一个复杂的系统工程。
- Only pored dissolved holes and fractures are developed in calcareous rock reservoir, mainly in J1 Member, forming pore-fracture type of reservoir. 而灰岩类储层只发育有孔隙性溶孔（洞）和缝，主要构成裂缝-孔隙型的嘉一段储层。
- Among them, the 8 advantage minerals are coal, salt, iron, calcareous rock for cement, fire-resistant clay, limestone, flux stone and silica are abundant. 其中，优势矿产有煤、盐、铁、水泥用灰岩、耐火粘土、石灰石、熔剂灰石和硅石8种。
- The different structure carbonate rocks organic carbon content is difference, the overall present that the micrite > the powder crystal calcareous rock > the sparite. 区内高演化海相地区有效烃源岩岩石类型主要为泥/页岩、硅质岩、泥灰岩、生物（屑）灰岩。
- Rendzina A type of brown earth soil typical of humid to semi-arid grasslands over calcareous rocks. 黑色石灰土：一种褐色的土壤，其特征为潮湿的半干旱的草地上覆盖着石灰质的岩石。
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- The earthquake may cause a region to fall in. 地震可以使一个地区下陷。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年，长大后成了地质学家。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- Storms spring up easily in this region. 这个地区很容易发生风暴。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- indicates a metamorphism of calcareous rock altered by acidic magma. 是石灰质岩石经由酸性岩浆接触变质作用而成。
- He is earning a salary in the region of25,000. 他当时的薪金在25,000英镑左右。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- A storm that cut off power to the whole region. 切断了整个地区电力供应的暴风雨
