Corrosion occurs in furfural refining unit are mainly: furoic acid corrosion, furfural coking corrosion, phase corrosion, naphthenic acid corrosion, dissolved oxygen corrosion and sulfur corrosion, etc. Pipeline corrosion in furfural refining unit is often caused by various types of corrosion. 3.

Artificial neural network technology for the data processing of high temperature sulfur corrosion

神经网络分析在高温硫腐蚀中的应用

The formation of ferrous sulfide due to sulfur corrosion in sulfur containing oil tanks and the principle of spontaneous combustion and oxidation of ferrous sulfide are explained. New methods for preventing sulfur corrosion of oil tanks are introduced.

阐述了含硫油品储罐硫腐蚀产生硫化亚铁的形式及硫化亚铁的氧化和自燃机理，介绍了目前国内外防止储罐硫腐蚀的各种新方法。

Experimental Study on High Temperature Sulfur Corrosion of Water-Cold Tube and Protection Measures

水冷壁管高温硫腐蚀试验研究及防止措施

Meanwhile, the process gas component complex and harsh corrosive environments, leading to the Last-stage sulfur condenser corrosion failure.

同时，硫磺回收装置的工艺气的组分复杂，腐蚀环境苛刻，导致末级硫冷器腐蚀失效的事故频发。

Abstract Block with sulfur, corrosion in pipeline, too high pressure in well head and crude oil dehydration with difficult may appear in gathering and transferring process for heavy oil containing high sulfur.

高含硫稠油在集输过程中可能出现硫磺堵塞、管线腐蚀、井口压力过高、原油脱水困难等问题。

Hazard analysis of sulfur corrosion on liquid hydrocarbon sphere tanks and the Countermeasures

液态烃球罐硫化物腐蚀危害分析及应对措施液态烃球罐的声发射检测

The corrosion types, corrosion rate, the relationship between sulfur content and corrosion rate, the method of selection of materials for corrosive environment, material selection and optimization were described.

硫含量与腐蚀速度的关系；腐蚀环境中管材选用的方法和管材选择及其优化。

Hazard and Countermeasure for Sulfur Corrosion of Coker

焦化装置硫腐蚀危害及对策

The high-temperature sulfur corrosion types of petroleum processing equipment and materials were briefly introduced.

简要介绍了炼油设备材料高温硫腐蚀的类型；

Among the environmental pollution factors, the most detrimental factor is atmospheric sulfur deposition for atmospheric corrosion of carbon steel.

在所研究的环境因子中，对碳钢大气腐蚀危害最大的是大气中的硫沉降因子。

Test Research on Sulfur Corrosion Damage of High Temperature Superheater Pipe

高温过热器管硫腐蚀损坏试验研究

The problems of traditional hot wall transfer line of vacuum tower, such as more heat displacement of the horizontal pipe at low velocity, large pushing force on the tower support and severe sulfur corrosion, etc., are analyzed.

剖析了传统的热壁减压塔转油线存在的低速段水平直管热位移量大，对减压蒸馏塔和支架的推力大，硫腐蚀严重等问题。

The test and analysis conclude that the cracking failure of minimum flow by-pass line of high-pressure lean amine pump in the hydrocracker are caused by sulfur stress corrosion and turbulent flow corrosion, which are aggravated by pipeline vibration.

经过检测分析认为加氢裂化装置高压贫胺液泵最小流量控制阀副线的腐蚀开裂原因是胺液和硫化氢的应力腐蚀和湍流腐蚀，管线振动加剧了腐蚀。

With crude oil quality deteriorating continuously, acid and sulfur content rising, corrosion of crude oil and its fractions enhanced.

随着原油品质不断劣化，原油含酸、含硫量不断升高，原油及其馏分的腐蚀性进一步增强，由此造成的常减压蒸馏装置腐蚀问题越来越严重。

It pipeline valve selection to choose the anti-sulfur corrosion-resistant materials.

故管线阀门选材要选耐腐蚀的 抗 硫材料.

It is feasible that fuming acid sulfonating technology is substituted by sulfur trioxide sulfonating technology.

用三氧化硫磺化工艺替代发烟硫酸磺化工艺是可行的.

Study hard, and you'll make good progress.

努力学习，你就会取得很大的进步。

To keep an English diary can help you make good progress.

记英语日记会有助于你取得很大的进步。

Nick has made good progress with his studies this year.

今年尼克的学习有了很大进步。

China's carmakers have made good progress towards that goal.

中国汽车制造商已朝着这个目标大步迈进。