腐蚀的

In the light of the serious erode situation of down hole stems,hanging ring technology for erode monitor to oil well dill stem in Lunnan oilfield has been used.

针对井下管柱腐蚀严重的情况，轮南油田采用了井下挂环技术对油井管柱的腐蚀状况进行监测。

The Corrosive wear properties of Ni60 +20%WC alloy coatings by laser cladded process have been measured and wear-corrosion surface morphologies in diffirent impact velocities and sulphuric-acid concentrations have been studied by SEM.

测定了Ni60＋20％WC合金激光熔敷层的腐蚀磨损性能，用扫描电镜研究了冲击速度和介质浓度对腐蚀磨损表面形貌的影响。

Can a Zerg Corruptor infest lifted-off Terran buildings, Colossuses, and other Zerg units such as Mutalisks or other Corruptors?

Zerg 的腐蚀者能够侵染飞离地面的Terran建筑物、巨像、或者是其它Zerg 的腐蚀者么？

Corrosion resistance is one of important factors for choosing types of alloy, classifying into chemical, electrochemical, and physical corrosions.

材料的耐腐蚀性是临床医师选择合金种类的重要依据之一，金属腐蚀分为化学、电化学和物理腐蚀等3类。

At first, the optimization formulas of the structuring element are derived in the case of erosion and dilation. Then, adaptation formulas for an arbitrary composition of erosions and dilations are obtained.

通过将腐蚀与膨胀运算用隐函数表示，推导出腐蚀与膨胀运算中结构元的优化公式，由此进一步可得到任意组合形态滤波器的自适应优化公式。

Only in the special medium and using appropriate doges of scale inhibitors and corrosion inhibitor, the corrosion rate of copper-alloy can meet the standard of the state.

工业循环水系统中，为了防止系统中出现结垢腐蚀现象，常在循环冷却水中添加一定剂量的阻垢剂和缓蚀剂，然而阻垢剂在一定剂量范围内对铜合金也具有一定的腐蚀作用。

G. titanium alloy has a low cost and environmental impact compared with photochemical machining using toxic etchants based on hydrofluoric acid.

采用光刻电解技术，可以选用对环境污染影响小、成本较低的腐蚀液，实现难蚀除金属材料的微细阵列结构加工，优于化学腐蚀方法。

By analyzing the corrosion situation of lap joints, it was found that there was no evidence of corrosion on the outside surface of skin and that the faying surface was corroded badly.

通过对一架服役20多年的退役飞机分解检查，分析搭接件的腐蚀状况，发现搭接件外表面光滑，而搭接面腐蚀很严重。

With the in-depth study of corrosion-resistant materials, the majority of foreign applications made use of corrosion-resistant materials, valve core, valve seat and valve cattle to improve the dynamic performance of control valves, flow characteristics and Cast Gate, Globe, Check Valves to satisfy the control requirements.

随着耐腐蚀材料研究的深入，国外多数应用场合采用耐腐蚀材料做成阀芯、阀座和阀牛来改善控制阀的动态性能，并使流量特性满足控制要求。

This paper introduces the accident treatment procedures,and analyzes the causes according to one direct crude oil furnace tubes perforated accident.

以一起直接式原油加热炉炉管穿孔事故为例，介绍了事故处理程序，分析了炉管穿孔的原因是由于漏点腐蚀、坑点腐蚀以及炉管管卡损坏导致的，并提出了类似事故防范对策。

Shop assistant: Please check at the door.

店员：请您到门口柜台交费。

In the end, transportation of PAHs in the environmental matrix was preliminarily investigated and discussed according to PAHs data of soils and sediments from a certain region in Shanghai. The result indicated that there are two or more pathways on PAHs transportation in the environmental matrix.

最后，对上海特定地区内PAHs在环境介质中的迁移径途进行了分析讨论，结果表明上海市土壤和沉积物等环境介质中PAHs的迁移存在多种途径。