59、在这两种情况中的任一情况下,都将包括一个图表来显示贯穿整个手册所使用的标准符号。

A. 　 These tests shall be independent(独立)

B. 　 These tests shall be self-locking.

C. 　 These tests shall be comprehensive.

A. 　 If the unit is not modified, its service life will be possibly shorter.

B. 　 Without the modification of the unit, its service life is likely shorter than present.

C. 　 Without the modification, it is possible that the service life of this unit will be shorter than usual.

A. 　每一页都必须载明原始事件日期,直到修订,修订时,也必须载明最新修订的事件期。

B. 　每一页都必须标明原始版本的出版日期,直到修订为止。当有修订时,也必须标明最新修订版的出版日期。

C. 　每一页都必须标明原刊出版到修订的日期,修订时,也必须标明最新修订版的出版日期。

A. 　操作部件两个循环,从管道排除空气,拆下组件

B. 　操作部件两个循环,排除管道中的空气

C. 　操作部件使空气两次循环,从管子上拆下

A. 　基本上,作者可以使用字典中已批准的词汇作为核心词,

B. 　在主要部分中,作者可以使用字典中已认可的词汇作为核心词。

C. 　在基础部分中, 作者可以使用字典中已核实过的词汇作为核心词。

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

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

A. 　 Check the bypass valves.

B. 　 Close the isolating valves.

C. 　 Inspect the check valves.

A. 　 The introduction should be included in an alphabetical index by subject.

B. 　 An alphabetical index by subject is to be included in the introduction.

C. 　 The introduction includes an alphabetical index subject.

A. 　 These must be shown on the wiring diagram under some specific conditions and wires are color coded.

B. 　 Wires are coded in color in certain condition, and these should be marked on the wiring diagram.

C. 　 In some cases, wires are color coded, and these should be indicated on the wiring diagram.

A. 　 The quantity, temperature and pressure of the oil are calculated by the system.

B. 　 The system is used to show the information of the quantity, temperature and pressure of the oil.