查询词典 submerged

The ancient times's trees bedding bag submerged including the silicon dioxide water, in the wood cell by the quartz family's chalcedony, the opal and so on is replaced, although therefore was also retaining the wood outward appearance, but materially already was 100% stones.

古代的树木被包含二氧化硅的水所淹没，木头里的细胞被石英家族的石髓、蛋白石等所置换，所以虽然还保留着木头的外观，但实质上已经是百分之百的石头了。

A new type of wire-feed system of submerged arc welding based on fuzzy logic control is proposed, which replaces the conventional PI controller.

以埋弧焊送丝系统为研究对象，用模糊控制器取代传统的基于系统模型的经典PI调节器，设计了一种新型的模糊控制送丝系统。

Production equipment has a large bending machine, automatic submerged arc welding machine commissure, automatic oblique cutting machine, rail-cutting machine, profile cutting machine, large bending machine, air plasma arc cutting machine, electro-hydraulic bending machine, Hydraulic Shearing Machine, Steel Tube Straightening Machine, leveler machine, beam-line hoist, magnetic detector, as well as welding machine, welding machine automatic protection EWGA Germany and other advanced welding equipment.

生产设备配套有大型折弯机、自动合缝埋弧焊机、自动斜剪机、轨道式切割机、仿形切割机、大型弯管机、空气等离子弧切割机、电动液压弯管机、液压剪板机、钢管校直机、矫平机、梁式行吊、磁粉探伤仪，还有氩弧焊机、德国EWGA自动保护焊机等先进的焊接设备。

LT-S series machines are widely used in sub-metal factories at home and abroad. It can separate slag generated by welding, metal powder and flux powder when dealing with submerged arc welding flux back and forth.

本机广泛运用于国内外金属结构行业，能分离处理埋弧焊接时焊剂往复使用时产生的焊渣、金属粉末、焊剂粉末。

After we came back to the beach, the wave had submerged the top of the rock which exposed about one meter just before.

礁石周边的牡蛎幸福地在海水过后冒着泡泡，喝着咸咸的海水，我觉得和它们一样了

By finite element software ANSYS, the process of twin-wire submerged arc welding was performed and the rule of calculation and loading of mobile heat source was studied.

中文摘要：利用有限元软件ANSYS对中厚板的双丝埋弧焊进行了数值分析，对其移动热源的加载算法规律进行了研究。

Twin-wire submerged arc welding was widely applied due to its high efficiency,saving energy and high quality.

霍光瑞，朱丙坤，姚润钢，双丝埋弧焊工艺参数与焊道成形关系研究

A warmer ocean erodes a glacier's submerged, grounded ice and causes its grounding line -- the point at which a tidewater glacier floats free of its bed -- to retreat.

阿温暖的海洋冰川侵蚀的淹没，冰和接地的接地线的原因-而在这1潮水冰川自由漂浮的床-撤退。

The focus of this investigation is analysis of the thrust deduction characteristics of submerged hull/duct+stator/rotor system. On the basis of factor analysis theory, a hydrodynamic interference analytical model for this 3-factor system was developed and the calculation equations about the interactions among different factors were derived. Through de-compound experimental method, the interactions were accurately measured.

以船体、导管和前置定子及转子组成的系统的推力减额特性为研究对象，基于因子分析理论，提出了该三因子系统的水动力相互干扰分析模型、导出了诸因子之间相互影响的求解公式，并采用分解试验方法实现了所有效应的准确测定。

This article describes briefly process procedure and characters of 5 sets rolling tack welders for longitudinal submerged arc welding pipe unit,and introduces common defects during tack welding operation,such as air pocket,slag,arc burn,offset and misalignment etc.

简述了直缝埋弧焊管机组中五组压辊式预焊机的工艺过程及特点，介绍了预焊作业中常见的气孔、夹渣、烧穿、错边、焊偏等缺陷。

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。