In the description of the airplane＇s Electrical System, use of ground power units and battery charging shall be discussed.

A. It is necessary to generally check these areas.

B. It is imperative to regularly inspect these areas.

C. Frequent inspection of these areas is necessary.

A. Visually check the forward engine mount to the fan frame bolts if they are correctly installed and damaged.

B. Do a visual check of the bolts which attach the forward engine mount to the fan frame for the correct installation and damage.

C. Visually check the correct installation and damage of the forward engine mount to the fan frame bolts.

A. 将光泽的一面贴在光泽的表面上。

B. 用粗糙的一面把表面打磨光滑。

C. 将补丁哑光的一面贴在光滑的表面上。

A. The same word “base” can go into different technical name categories when it is used with different meanings in different contexts.

B. The same word "base", when it has different meanings in different environment, it can be divided into different technical name categories.

C. When the word "base" can be divided into different technical noun categories, it has different meanings in different language environment.

A. 如果由于空间限制必须使用晦涩的写法，则应在图像空白区域用引号标识并解释清楚。

B. 如果由于空间限制必须使用晦涩的缩拼，则应用星号标识并在图像空白区域给出全拼。

C. 如果由于空间限制必须使用晦涩的小写，则应在图像空白区域用括号标识并拼写清楚。

A. It is important that the correct sequence of assembly is used when doing a repair, this will make sure that all parts are correctly aligned.

B. It is important to assemble the parts in a correct order during a repair which makes sure all parts correctly aligned.

C. When doing a repair, the correct sequence of assembly is important, which will make sure that all parts are correctly engaged.

A. 系统的这一部分用来消除或防止螺旋桨结冰。

B. 系统利用这个部分来解除或阻止叶轮上的冰形成。

C. 这个部分的系统用来排除或阻止冰在推进器上面形成。

A. Lubricate the engine and its accessories with the same brand.

B. Lubricants for the engine and the auxiliary equipment are the same.

C. The engine and the additional devices are greased in a same manner.

A. 该组件分配和过滤油液。

B. 该组件增压和过滤油液。

C. 该组件增压和旁通油液。

A. 变更一些词性的缩写，使其与标准缩写一致。

B. 一些词性缩写的变化与标准缩写一致。

C. 更新标准缩写使其满足一些词性缩写变更的要求。