high seam的例句大全

The practice verifies that W pass has the rational structure, high seam quality and steady shaping.

经实践证明:W孔型结构合理, 成型稳定,焊管质量高.

calculations of high seam mining shield working resistance under "hard roof and coal" conditions

“两硬”条件大采高液压支架工作阻力计算

application of high seam temperature prevention and control technology with mea fire prevention and control agent

MEA防灭火剂防治煤体高温技术的应用

Research on bolt support system for full seam gateway in high stressed thick seam

高应力厚煤层全煤巷道锚杆支护研究

Practice on high efficient mining technology in thin seam

较薄煤层高效开采技术的实践

High power fully mechanized coal mining equipment applied in thin seam mining

大功率综采设备在薄煤层中的应用

In this system, the neural network nonlinear inversion method is used to interpret thickness variation of coal seam. This method defines the nonlinear relationship of both coal thickness and seismic attribute parameters quantitatively and has high interpretation precision.

该系统采用人工神经网络非线性反演方法对煤层厚度变化进行解释，对煤层厚度和地震属性参数之间的非线性关系给出了定量描述，具有较高的解释精度。

Development and Application of Completed Set Equipment for Safety and High Efficient Mining in Thin Seam

薄煤层安全高效开采成套装备研发及应用

Actual thermal cycling curve of welded seam of laser welding is obtained to zinc coated high strength steel.

对激光焊接高强度镀锌钢板时接头上热循环作了试验测定，测出了焊缝热影响区的实际热循环曲线。

This paper introduces the application of with direct reading electronic gauge high precision, high distinguish ratio in the test of micro fracturing and injection/ falloff test in the coal seam bed. It extends the application field of ground direct reading test system and DST test technology.

介绍了具有高精度、高分辨率的地面直读式电子压力计在煤层气微破裂试验、注入/压降测试中的应用，拓宽了地面直读测试系统、DST测试技术的应用领域。

Coal cutting equipment also known as high pressure hydraulic slotting machine is a set of equipment to improve low permeability coal seam gas drainage efficiency, which utilizes high pressure water jet technology to drill and cut seam in coal mining process.

煤矿割缝设备又称高压水力割缝机，是在煤矿开采过程中利用高压水射流技术进行钻孔和割缝，从而提高低渗透煤层瓦斯抽放效率的一套设备。

56% mine of our country exploit coal seam that easy to autoignition, the fire rate of autoignition is remain high in recent years though it coming down to some extent.

我国56%的矿井开采易自燃煤层，自然发火率近年来虽然有所下降，但仍居高不下。

Stainless steel high pressure seam tubes used in hydrocracking plant

加氢裂化装置中的高压不锈钢有缝管

Study on the Quick Cutting Method of High Gas Outburst Coal Seam

高瓦斯突出煤层快速揭煤方法研究

The effects of side-blown operating parameters on the behavior of laser induced plasma and the weld seam geometry have been studied with the aid of high-speed CCD imaging in CO 2 laser welding process of thin stainless steel plate.

为了研究侧吹气体对CO2激光焊焊缝成形的影响及其机理，在不锈钢薄板CO2激光焊接过程，用高速数字摄像机拍摄了不同侧吹工艺参数下等离子体的动态变化过程。

The principle of high frequency welding process and method in manufacture of lank seam tubes are elucidated. The process parameters involved in affecting the quality of welding seam are also explained.

论述了直缝钢管高频焊接的工作原理与方法，并对影响高频焊接焊缝质量的有关工艺参数进行了分析。

Combined with engineering examples introduce the application of the technology of high performane bolting with wire mesh along double gob-side entry in three soft seam.

结合工程实例介绍三软煤层双沿空掘巷高性能锚杆锚带网支护技术的应用。

Research of bolting in soft coal seam with high earth stress

高地应力松软煤层锚杆支护应用研究

Through the site observation, the simulation and the numerical value computation, obtained the gateway plastic area in high-pitched and critical angle seam.

通过现场实测、相似模拟和数值计算得出了大倾角临界角煤层回采巷道塑性区的分布情况。

Based on the analysis of distribution of pressure applied by hydraulic support base on seam floor, a method to test the allowable specific pressure of high water content material was suggested.

在分析回采工作面支架底座作用在底板岩层上压力分布特征的基础上，选择正方体试件用钢质小圆柱加压实验的方法测定高水速凝材料容许比压。