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- The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine,such as shallow buried depth,thin bed rock and thick aeolian sand. 大采高液压支架是针对上湾矿煤层浅埋深、薄基岩、厚风积沙等特定地质条件而研制的一种高性能综采液压支架。
- bedded rock salt 层状盐岩
- The stability of dissolving cavity for the low depth thin layer rock salt has been researched by the ADINA non linear finite element method. 为了延长盐矿井的寿命,避免开采带来的地面沉陷,并合理利用形成的溶腔,必须探讨岩盐水溶开采过程中影响溶腔稳定性的因素,以便即时采取有效的防治措施。
- Quartztes and rock salt have the highest conductivities. 石英岩和岩盐的热导率最高。
- Quartzes and rock salt have the highest conductivities. 石英岩和岩盐的热导率最高。
- Some of the world's supply of salt is mined as rock salt. 世界上有些盐的供应靠采掘岩盐。
- There are two types of sodium chloride: rock salt and sea salt. 氯化钠有二种类型:岩盐和海盐。
- These folded rocks are composed of medium to thick bedded limestone of Ordovician and of thin bedded shale and siltstone of Silurian. 这些褶皱岩层是由奥陶系的中层至厚层石灰岩以及志留系的薄层页岩和粉砂岩组成。
- My instinctive need was for polyphony, harmony,not this single thin tone of a violin, so often out of tune,always dependent on an accompanist. 我的本能要的是复音和和谐音,而不是单薄的小提琴音,因此经常走音,常常依赖伴奏。
- It is said that some of the world's supply of salt is mined as rock salt. 据说,世界上有些食盐的供应靠采掘岩盐。
- The transmission property of a single thin metallic slit with different widths has been investigated by terahertz (THz) time-domain spectroscopy. 用太赫兹时域光谱技术研究了具有不同宽度的金属狭缝透射光谱特征。
- The mud is interrupted by numerous thin beds of limestone. 泥质物被许多薄层灰岩所隔开。
- Although it was already the time of year for pilgrims to offer incense at the temple on Fantasy Peak, a single thin shirt was not enough to keep out the night chill. 虽然已到妙峰山开庙进香的时节,夜里的寒气可还不是一件单衫所能挡得住的。
- Toppling failure is one of deformation and failure types of bedded rock mass with high dip angle.It usually develops near the ground surface. 摘要倾倒破坏是陡倾层状岩体一类主要的变形破坏形式,一般发育于地表临空面附近的坡体浅部。
- Squid and octopus, which are known as cephalopods , do not have a hard outer shell. Rather, they have a single thin internal shell called a pen or cuttlebone. (乌贼和章鱼,它是著名的头足类,没有一个硬外壳。相反,它们有一个单一的薄壳体内部所谓的羽状壳乌贼的壳质的内壳或海螵蛸)
- Rock salt , or halite, is mined from natural deposits formed by the shrinking of seas during geological periods. 岩盐或岩盐,被开采自然沉淀在地质学的期间。
- The dip bedded rock slope is one of the familiar types of cutting slopes at present, its engineering characters take on large quantity, distribution and instability. 顺倾层状岩石路堑边坡是道路边坡工程中常见类型之一,该类边坡具有数量多、分布广和工程稳定性差等特点。
- The paper put forwards the design scheme of the thin bed sonic logging tool, and also discusses the key problems and the solutions. 文章论述研制薄层声波测井仪的必要性及设计思路,介绍仪器方案设计、关键问题及解决办法。
- For instance, salt domes appear as negative anomalies because rock salt is of a lower density than all consolidated sediments. 例如,盐穹表现为负的重力异常,因为比起所有的固结沉积物,岩盐具有较低的密度。
- Made in USA. D-Mark develops a complete line of quality thin bed adsorptive products for odor and pollution control serving the HVAC, Air Cleaning and Appliance Industries. 美国制造。提供多种高效活性碳除臭产品及各种过滤网,有助减少及控制空气污染,以维持一个舒适、健康及安全的工作和居住环境。极适合各商业机构、维修部门、工程公司及物业管理公司所使用。