A、 One of the safety precautions is to keep the combustible material from the work area at distance of 50ft at least.
B、 One of the safety precautions is to keep the flammable material from the work area at distance of 50ft at least.
C、 One of the safety precautions is to keep the combustible material from the work area at a minimum distance of 50ft.
答案：B
A、 One of the safety precautions is to keep the combustible material from the work area at distance of 50ft at least.
B、 One of the safety precautions is to keep the flammable material from the work area at distance of 50ft at least.
C、 One of the safety precautions is to keep the combustible material from the work area at a minimum distance of 50ft.
答案：B
A. 简体技术英语（STE）有一个可操纵的通用手册（第2部分），为您提供了在技术员写作中最常用的单词。
B. 简化技术英语(STE)有一个受控的通用词典(第2部分)，它提供了在技术文件中最常用的词汇。
C. 简体技术英语（STE）有一个操纵专用词典（第2部分），为您提供了在技术操纵写作中最常用的单词。
A. Be patient while the door is opening.
B. Be aware of the door when it is opening.
C. Be careful while the door is opening.
A. Use schematics and drawings to briefly explain the operation of the system, including warning devices and control features during use.
B. Making use of simplified schematics and drawings explain how this system operates, including warning devices and control features in use.
C. The simplified diagrams and drawings are the indication of the system operation, including warning devices and control features in use.
A. 指导谁以及如何与制造商工厂的技术人员联系，以帮助修理或更换未包含在标准修理范围内的损坏物品。
B. 指导谁以及如何与制造商工厂的技术人员联系，以帮助修理或更换损坏且是不标准损伤的物品。
C. 指导谁以及如何与维修工厂的技术人员联系，以帮助修理或更换未包含在标准修理范围内的损坏物品。
A. "Maintenance Practices" include servicing, removal/installation, adjustment/test, inspection/check, cleaning/painting, and approved repairs. "Maintenance Practices" should obey the instructions of the Troubleshooting Section.
B. "Maintenance Practices" include servicing, removal/installation, adjustment/test, inspection/check, cleaning/painting, and approved repairs. "Maintenance Practices" should be located after the Troubleshooting Section.
C. "Maintenance Practices" include servicing, removal/installation, adjustment/test, inspection/check, cleaning/painting. And approved repairs should be located after the Troubleshooting Section.
A. The maintenance personnel shall read the Service Notice and comply with the requirements ahead of maintenance.
B. Service Bulletin should be read and related requirements should be known prior to maintenance by the maintenance personnel.
C. Read Service Bulletin and understand the content of requirements during maintenance.
A. When showing a low flow or not sufficient cooling condition, the low flow sensor produces an alarm signal of the flight compartment for warning.
B. When a low flow or under cooling condition occurs, the low flow sensor provides an alarm signal to the cabin compartment for alert.
C. When a low flow or not sufficient cooling condition occurs, the low flow sensor supplies an alarm signal to the flight compartment for annunciation.
A. 飞机已按照制造商要求或同等标准进行检查。
B. 飞机已按照运营人要求或同等标准进行维护。
C. 飞机已按照制造商建议或同等标准进行维护。
A. Write the instructions in the mandatory mode.
B. Write the instructions in the imperative form.
C. Write the instructions in the active mode.
A. When simulating altitude, make sure you have alternate ATC transponders in active mode.
B. Make sure that the ATC transponders are in standby mode when you simulate altitude.
C. It is optional to keep the ATC transponders in ready mode during altitude simulation.
