海水能引起腐蚀。 A: Seawater can cause corrosion. B: seawater can ensue corrosion. C: Seawater can give rise to corrosion. D: Corrosion can be incurred by seawater.

With （）， the corrosion problems are much reduced in a central cooling system.

The main bearing shells often have a thin （） of lead or indium to provide a layer giving protection against corrosion.

原文:Painting is the most common way to protect metals from corrosion.译文:涂漆是使金属____________的最通用办法。

( ) occurs when a material is subjected to repeated loading and unloading. A: Fatigue B: Fracture C: Impact D: Corrosion

The problems that ferritic steel produces during welding are ( ) and ( ). A: Grain refinement B: Intergranular corrosion C: Toughness increase D: Hardening tendency

The problems that ferritic steel produces during welding are ( ). A: Grain refinement B: Intergranular corrosion C: Toughness increase D: Hardening tendency

What is the formation of stalactites mainly related to? A: The erosion of calcium carbonate B: The precipitation of calcium carbonate C: earthquakes D: the corrosion from wind

It is hard for me to say no to a person who turns to me for help, because a refusal is against my . A: conscious B: conscience C: collision D: corrosion

What is the function of the concrete cover? A: To protect rebar from corrosion. B: To improve the bearing capacity of the member. C: To improve the cohesion force between rebar and concrete. D: To improve the fire resistance of the member