Which of the substances listed is satisfactorily removed from the fuel by a centrifugal oil purifier?（）

Which of the substances listed is satisfactorily removed from the fuel by a centrifugal oil purifier?（）

The efficient burning of fuel in a diesel engine is dependent upon the （）

Since the burning or combustion takes place within the engine itself, the engine is known as （）.

When the fuel oil is burning in the combustion chamber, it （）.

If a chartered ship is prevented from，or delayed in，getting to the loading port by peril excepted during the voyage，the exception clauses（）.

保持安全值班的目的包括：（） Ⅰ、避免船舶发生碰撞事故Ⅱ、避免船舶发生火灾Ⅲ、避免船舶污染环境

船长应负责保管的船舶安全管理方面的证书有（）。 Ⅰ．符合证明； Ⅱ．符合证明的副本； Ⅲ．船舶安全管理证书； Ⅳ．船舶安全管理证书的副本。

There is a growing realization that the only effective way to achieve further reductions in vehicle（）is to replace conventional diesel fuel and gasoline with cleaner-burning fuels.

If fuel is burned from only the starboard tanks, the ship will （）.

If you do not know the subject, you will not understand what is said or written, even if English is your mother （） what is said or written.

Diesel fuel is relatively safe to handle due to its low volatility, but the fumes will self-ignite and continue to burn steadily if the fuel is heated to the （）.