查询词典 pestle mill

The rule and countermeasure of the roll wear of roughing mill were much discussed.

简要介绍了湘钢二高线厂粗中轧辊磨损情况，并对其磨损规律和对策进行了重点论

This article introduces the composition of process automation system, main mathematical model principle and computational process in detail, and describes the application on the hot roughing mill concretely.

本文详细阐述了过程自动化系统的组成以及主要数学模型的原理和计算过程，并描述了其在铝热粗轧机上的具体应用。

And high speed aluminum foil roughing mill is optimized, a series of experimental research is carried out on influence of roll shape parameters on profile and optimal roll shape's profile control ability.

首次提出与目标板形对应的负载辊缝形状为目标函数，优化了宽幅高速铝箔粗轧机的工作辊辊型曲线，针对辊型参数对板形的影响及优化辊型的板形控制能力进行了大规模的系统实验研究。

It is suggested that this defect is originated from the internal crack and the subcutaneous bubble s of billet,as well as unreasonable pass design of roughing mill.

通过对试样进行金相分析，对铸坯表面修磨试验结果分析及对连铸坯在高线粗轧第1道和第2道轧制的受力和变形的分析，发现盘条表面的一种特殊的线状缺陷形成的原因是连铸坯存在边内裂和皮下气泡，粗轧机组(特别是第1和第2架)孔型设计不合理，也促进这种线状缺陷的形成。

The screwdown system of four-roll reversing roughing mill in Tiangang Group requires high control precision, the speed control of screwdown motor is the key factor.

天钢四辊可逆粗轧机压下系统要求有很高的控制精度，压下电机速度的控制是关键。

Based on the Marc software package, a 3-dimensional finite element model was constructed to analyze the combined bend and torsion stress state of a bottom main drive spindle in the R2 roughing mill.

以某2250热轧带钢厂R2粗轧机承受较大载荷的下主传动轴为研究对象，采用Marc软件建立了该传动轴薄弱区段弯扭应力分析三维有限元模型。

Based on rolling technology of 2050 hot strip roughing mill group, a 3-D coupling thermal, mechanical and microstructural rigid-plastic finite element model had been developed by using nonlinear finite element method and physical metallurgy microstructural evolution models.

根据某厂2050热带钢粗轧机组轧制工艺，借助物理冶金组织演变模型，利用非线性有限元法开发了热连轧过程热、力、组织耦合三维刚塑性有限元模型。

Numerical simulation signal and vibration acceleration signal of a roughing mill main drive speed reduction unit have been decomposed by using empirical mode decomposition algorithm; each component has been carried on spectral analysis.

摘要运用经验模式分解算法对数值仿真信号及某轧钢厂粗轧机主传动减速机振动加速度信号进行了分解，从而得到若干个基本模式分量，对每个模式分量进行了频谱分析。

The distribution of thickness rolled and profile are simulated by considering roll system elastic deformation theory, distributions of tension stresses theory and roll thermal crown theory during rolling of wide strip and high speed aluminum foil roughing mill the rolling technology and thermochemistry parameters are tested, etc, the paper verifies above theories.

采用差分法模拟了具有分段冷却装置的宽幅高速铝箔粗轧机轧辊的温度场及热凸度分布。对轧辊热形为特性进行了全面的研究。首次考虑铝箔轧制的辊系弹性变形理论。张应力分布理论及轧辊热变形理论模拟了宽幅高速铝箔粗轧机的轧后断面形状及板形。

The chair and the roof board select Danish and England's superior cowhide, its mill culls for Paris High-quality Jewelry shop handbag lining.

座椅及顶蓬则选用丹麦与英国的上等牛皮，其下脚料为巴黎高级首饰店的皮包面料。

The network space is the typical form of abstract space when it comes to the digital stage.

网络空间是抽象空间数字化阶段的典型形式。

The Notarial System,as the system of judicial certification in our country,is both the constructor and the defender of social credit system,It has its special value and function in the social honesty.

公证制度作为我国司法证明制度，既是社会信用体系的建设者，同时也是社会信用的捍卫者，在诚信中有其特殊的价值和功能。