A、 甲醇.....
B、 乙醇.....
C、 丙醇......
答案:A
A、 甲醇.....
B、 乙醇.....
C、 丙醇......
答案:A
A. 零部件制造商或供应商提供的维修数据可以逐字包含在维护手册中,也可以由飞机制造商进行适当修改。
B. 零部件制造商或供应商提供的技术数据可以逐字包含在维护手册中,也可以由飞机制造商进行适当修改。
C. 零部件制造商或供应商提供的技术数据可以逐字包含在维护手册中,也可以由部件制造商进行适当修改。
A. Do not stretch the seal when installing it.
B. Do not over-extend the seal when installing it.
C. Do not bend the seal when installing it.
A. Do not make the pressure became less than (or more than)20 psi.
B. Do not let the pressure become less than (or more than)20 psi.
C. Do not let the pressure close less than (or more than) 20 psi.
A. 在表面盖上一层塑料传输板。
B. 在表面放置塑料材料板。
C. 在表面覆盖一层透明的塑料膜。
A. Groups of words are hyphenated if they are not usually adjectives but serve as an adjective together before a noun.
B. Groups of words are not usually adjectives. But these groups of words function together as a noun before an adjective are hyphenated.
C. Groups of words are not usually adjectives but function together as an adjective before a noun. These groups of words are hyphenated.
A. magnesium belongs to the combustible materials of Class D fire.
B. Hydraulic fluid, oil and fuel belong to the combustible materials of Class D fire.
C. Paper and wood belong to the combustible materials of Class D fire.
A. 确保钢索的张力是正确的。
B. 确保电缆的张力是合适的。
C. 确保钢索的压力是正确的。
A. The content of the structure are divided in three groups.
B. The parts of the construction are divided into three set.
C. The parts of the structure are divided into three groups.
A. The forward and aft edges of the windshield has limits, otherwise the bottom and the top edge has not limits.
B. Because of the visibility of the bottom edge of the windshield and the top edge having the bus bar in the way, the forward and aft edges of the windshield will be limited.
C. This will be limited to the forward and aft edges of the windshield because of the bottom edge invisible and the top edge having the bus bar in the way.
A. 武装位置是开关的通常位置。
B. 手臂对着的位置是开关的通常位置。
C. 该电门通常放置在预位位置。