A、 The shim is t,which is thick by calculating x and y.
B、 Calculate the shim,the result of the thickness is x-y .
C、 The thickness of the shim is thus calculated: t=x-y.
答案：C
A、 The shim is t,which is thick by calculating x and y.
B、 Calculate the shim,the result of the thickness is x-y .
C、 The thickness of the shim is thus calculated: t=x-y.
答案：C
A. This organization was asked to look into the readability of maintenance documentation in the civil aviation industry and find a resolution to simplify the language used to write such documentation.
B. This organization was asked to research the legibility of maintenance documentation in the civil aviation industry and get a way to simplify the language used to write such documentation.
C. This organization was asked to study the readability of maintenance documentation in the civil aviation industry and find a method to single out the language used to write such documentation.
A. These tests shall be independent.
B. These tests shall be self-locking.
C. These tests shall be comprehensive.
解析：这道题考察的是对英语词汇的理解能力。在题干中，我们需要理解"self-contained"这个词的含义。"Self-contained"意味着能够独立存在或运行，不需要依赖其他事物。因此，正确答案是A:These tests shall be independent。
举个生动有趣的例子来帮助理解，就好比一辆太空飞船必须是self-contained的，它需要携带足够的氧气、食物和水，不依赖外界资源。如果飞船不self-contained，就无法在太空中独立运行。所以，这道题的意思就是这些测试必须是独立的，不依赖其他因素。
A. This example shows that we were only allowed to calculate the data applicable to a Type B unit.
B. The data we are now calculating in this example apply only to Type B unit.
C. The data used for the calculations in this example apply only to a Type B unit.
A. The Maintenance Manual is supplied by the manufacturer at the time of aircraft delivery.
B. When delivering the aircraft, the Maintenance Manual is provided to the buyer.
C. The Maintenance Manual is prepared by the manufacturer before the aircraft is delivered.
A. Notes emphasize conditions such as operating procedures, inspection, repair or maintenance, etc., which may be met as appropriate.
B. Notes emphasize the conditions of operation procedure, inspection, repair or maintenance, etc., must be followed.
C. Conditions for operating procedures, inspection, repair or maintenance, etc. must be emphasized in the notes.
A. Inspect the drain holes for obstruction.
B. Check for the drain holes for abrasion.
C. Check the drain holes for leakage.
A. Using a locally made tool to do the test is also accepted.
B. You can also make a local tool to do this test.
C. You can also make a tool to do this test locally.
A. Licensed personnel appropriately finish the requirements of all other maintenance on airplane.
B. All other maintenance required on airplane should be done by the personnel who have the corresponding license.
C. All other maintenance requires that the properly licensed personnel should be on airplane.
A. Uncontrolled system or old equipment cause hydraulic fluid flow from hydraulic system A to B.
B. If you fail to operate the system control properly or the equipment is damaged, the hydraulic fluid will be transferred between hydraulic system A and B.
C. Flow of hydraulic fluid between hydraulic system A and B result in accidental operation of system controls or damaged equipment.
A. Staff must violate this procedure.
B. All persons must follow this procedure.
C. Personnel must deviate from this procedure.
