We use heat resistant aluminium, anti-fouling paint to keep the hull from corrosive.()
A、A.我们用耐热白漆及防污漆保护船体不生锈。
B、B.我们用耐热银漆及防污漆保护船体不受腐蚀。
C、C.我们用耐热灰漆及耐热漆保护船体不受腐蚀。
D、D.我们用耐热黑漆及耐热漆保护船体不受腐蚀。
A、A.我们用耐热白漆及防污漆保护船体不生锈。
B、B.我们用耐热银漆及防污漆保护船体不受腐蚀。
C、C.我们用耐热灰漆及耐热漆保护船体不受腐蚀。
D、D.我们用耐热黑漆及耐热漆保护船体不受腐蚀。
A、We must use all kinds of tools carefully and return it after using. B、We must use every tool carefully and return it after using. C、A+B D、We must use everything carefully and keep it after using.
A、latent heat of fusion B、latent heat of vaporization C、specific heat of vaporization D、latent heat of the gas
A、the use of a poor quality oil B、the deterioration of its properties C、the formation of deposits D、the reduction in heat transfer ability
A、reduce electrolytic action on heat exchanger metals B、keep heat transfer surfaces shiny and clean C、prevent rapid accumulation of marine growth D、provide a protective coating on heat exchanger surfaces
A、using a 2-1/2 inch hose B、there is an outlet for the smoke and heat C、the fire is totally contained by the ship's structure D、at least two fog streams can be used