The Check List may be followed by additional information to provide pilots with a better understanding of the reasons for actions in the Check List.

A. 如果危险被含糊描述，人员在执行任务时要了解风险，并更加小心。

B. 危险是否被清楚说明，以致于执行任务的人是否有必要了解风险，并更加小心。

C. 如果清楚说明了危险，执行任务的人就会了解风险，且更加小心。

A. 调整测试描述应该提供指导来完成测试或检查，来保证整个操作组件的系统、子系统或组件装配。

B. 为确保整合系统、子系统和单元组装件的运行，调整测试的说明应该提供指示来完成测试或检查。

C. 调整测试说明应提供完成测试或检查的指示，以确保作为系统、子系统或单元组装件的操作性组件的完整性。

A. To gain entry to the nearby structure, take out the sensor.

B. Remove the sensor to get access to the adjacent structure.

C. Disassemble the sensor to get access to the adjacent structure.

A. Based on different airplane design, the Emergency Procedures and other pertinent information necessary for safe operation should only be provided for some airplane.

B. Based on the particular airplane design, operating or handling distinguishing feature, Emergency Procedures and related information must be provided.

C. The Emergency Procedures and other special information necessary for safe operation shall be provided for emergencies that is common to all airplane design, operating or handling characteristics.

A. 在向系统中注入新滑油之前，强制性重置油滤。

B. 在向系统中注入新滑油之前，必须更换油滤。

C. 在系统中注入新滑油之前，建议更换过滤器。

A. 如果它明显地影响了巡航参数，重力的效果也应该纳入规划。

B. 如果它大大地改变了巡航表现，重量的效果也应该被考量。

C. 如果重量对巡航性能有显著影响，也应该将其影响列入计划。

A. The smoke sensor in each detector monitors when the smoke density is above a previous limit. If the density keeps higher than the limit for about eight seconds, the sensor set the detector to the alarm condition.

B. The smoke sensor in each detector monitors for smoke density above a preset limit. If the density stays above the limit for appropriately eight seconds, the sensor sets the detector to the alarm condition.

C. The smoke transducer monitors for smoke density above a presumed limit of each detector. If the density remains over the limit about eight seconds, the transducer turn the detector to the alarm condition.

A. The primary cause of valve failure is contamination of the hydraulic fluid.

B. The primary cause of valve failure is poisonousness of the hydraulic fluid.

C. The primary element of valve failure is contamination of the hydraulic fluid.

A. If you use cleaner in a closed space, make sure that there is ventilation in the work area.

B. Ensure that there is adequate airflow in the work area when using solvent in an enclosed space.

C. If you use solvent in a confined space, make sure that there is restricted airflow in the work area.

A. 运营人可以使用标准的ABC“状况报告表”或包含相同信息的同等表格。

B. 运营人可使用ABC公司标准的“状况报告表”或其他等效表格。

C. 飞行员可以使用标准的ABC“条件报告表”或包含相同信息的同等表格。