查询词典 soft coal

A soft sensor of coal load measuring based on chaos optimal BP neural network is constructed in DPU.

利用混沌运动初值敏感性，能在一定范围内按其自身规律不重复的遍历所有状态获取全局最优值的特点，在电厂现有的DPU中编程实现基于混沌优化BP网络的中速磨存煤量软仪表。

Drilling a hole in the coal seam, soft rock and in the farmland beat the well time and limited efficacy rate .

200米液压钻机主要用于钻探各种深度为200米左右的各种角度的各类用途的孔，可在不同硬度的岩石中钻孔，而在煤层、软岩石中钻孔以及在农田打井时效率最高。

The bolting support principle is introduced to support roadways in extremely soft seam of coal mine with complex roof.

复合顶板极软煤层巷道是围岩变形剧烈且顶板易冒落极难维护的巷道。

The time to produce damage deformation in surrounding rock and possible loosening area are obtained by analyzing in situ measurement of displacement in soft weak coal layer.

本文通过对软弱煤层巷道进行位移实测及数据分析，得到了西部某矿软弱煤层巷道围岩变形达破坏所需的时间和可能的变形松动区域。

With the development of coal mining s depth ,the problem of supporting and maintaining for soft rock tunnel becomes more and more conspicuous .

能否 解决好软岩巷道的支护等问题，是煤炭开采向纵深发展和安全生产的关键，迫切需要深入的研究和探索。

Taking the soft-sensing of oxygen content in flue gas,unburned carbon content in fly ash and coal load in ball mill as examples,we...

以烟气含氧量、飞灰含炭量、球磨机负荷为例，着重分析和总结了其测量的现状、软测量建模方法和二次变量的选取，并概括了国内现有的其他热工参数软测量技术，对火电厂热工参数软测量技术的发展具有一定的指导意义，对热工控制系统的优化具有一定的参考价值。

Company's existing electrical products and machinery processing production capacity: Mine QBZ series of mine flameproof vacuum electromagnetic starter, QJZ series of mine Flameproof and nature of security vacuum electromagnetic starter, QJZ series of mine flameproof and intrinsically safe Vacuum-mobile electromagnetic starter, QJZ series of mine flameproof and intrinsically safe exchange of soft / straight starter, PBG1 series of high-pressure mine explosion-proof vacuum distribution equipment, KBZ series of mine flameproof vacuum Feed Switch, the coal mine explosion-proof electric drill, lighting signal integrated protection device, KJP-belt machine comprehensive protection and GCS, GGD Series高低压开关cabinet, various types of distribution boxes, large and medium-sized motors, such as launch counter.

公司现有电器产品及机械加工制作能力：矿用QBZ系列矿用隔爆型真空电磁起动器、QJZ系列矿用隔爆兼本质安全型真空电磁起动器、 QJZ系列矿用隔爆兼本质安全型手提真空电磁起动器、QJZ系列矿用隔爆兼本质安全型交流软/直起动器、PBG1系列矿用隔爆型高压真空配电装置、 KBZ系列矿用隔爆型真空馈电开关、矿用隔爆型煤电钻、照明信号综合保护装置、 KJP型皮带机综合保护器及GCS、GGD系列高低压开关柜、各类配电箱、大中型电机、启动柜等。

It is feasible for using deep layer soil-cement mixing pile to treat with soft foundation in flyash fill zone, which has a definite significance for highway construction, building foundation treatment and environmental protection in the coal-producing area of the North in our country.

它对我国北方产煤区的公路建设、建筑物基础处理以及环境保护具有一定的意义。

High-pressure soft-start and PLC are widely used in coal mine drainage to the electronic control system.

高压软启动和PLC以广泛用于煤矿排水的电控系统中。

Rolling type grate: burning coal in rolling mode, with high burnout rate, thoroughly treated side-sealed air, suitable to burnⅡⅢ soft coalcoal gangue.

滚动炉排（该炉排将煤滚动燃烧，燃尽率高，彻底解决了侧密风）适用ⅡⅢ烟煤和煤矸石。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。