A、 所有官方技术名称都由三个以上名词组成，在第一次出现时都是完整的。然后，在正文的其余部分，使用相关的批准缩写。
B、 所有由三个以上名词组成的官方技术名称都要写全第一个词。然后，在正文的其余部分，使用相关的正规缩写。
C、 所有由三个以上名词组成的官方技术名称在文中第一次出现时都是使用全称，之后在文章的其余部分使用相应的批准缩写。
答案：C
A、 所有官方技术名称都由三个以上名词组成，在第一次出现时都是完整的。然后，在正文的其余部分，使用相关的批准缩写。
B、 所有由三个以上名词组成的官方技术名称都要写全第一个词。然后，在正文的其余部分，使用相关的正规缩写。
C、 所有由三个以上名词组成的官方技术名称在文中第一次出现时都是使用全称，之后在文章的其余部分使用相应的批准缩写。
答案：C
A. If the tire temperature is unusually high, open the valve.
B. If the tyre pressure is insufficiently high, open the valve.
C. If the tire pressure is unusually high, open the valve.
A. 非授权人员禁止进入该区域。
B. 只有经过批准的人才可以呆在这个地区。
C. 未经批准人员只能短时间在此区域停留。
A. Use special crank to rotate shaft of reel assembly clockwise to unwind the harness assembly from the spool.
B. Use special handle to turn the roller of spool assembly clockwise to wind the harness assembly from the reel.
C. Use special crank to rotate the spool of reel assembly clockwise to unfold the harness assembly from the shaft.
A. 确保轴承安装正确。
B. 确保部件安装正确。
C. 确保齿轮是正确的安装。
A. The data of the revision shall be shown on each printed page.
B. The date of the revision shall be shown on each revised page.
C. The time of the reserve shall be shown on each revised page.
A. 左大翼二号油箱盖板断裂。
B. 左大翼二号油箱接近门变形。
C. 左大翼二号油箱入口门脱落。
A. 所有改版数量和日期都应该从页面上删除。
B. 所有版本号和日期都应该从页面上删除。
C. 所有改版次数和日期都应从页面上删除。
A. As the depressurization of the alternate system, the hydraulic system A must be released to open the rudder hydraulic system selector valve and permit hydraulic fluid to flow to the rudder actuator below.
B. In order to depressurize standby system, the hydraulic system A must be depressurized to open the rudder hydraulic system selector valve and let hydraulic fluid flow to the lower rudder actuator.
C. Due to the depressurization of the alternate system, the hydraulic system A must be released to open the rudder hydraulic system selector valve and permit hydraulic fluid to flow to the bottom rudder actuator.
A. Check valve, that allows fluid blows in one direction completely but blocks all flow in the other direction, is a pneumatic or hydraulic system component.
B. Oneway valve is a hydro or gaseous system component that allows fluid flows in one direction freely but blocks all flow in the opposite direction.
C. Check valve is a hydraulic or pneumatic system component that allows full flow of fluid in one direction but blocks all flow in the opposite direction.
A. The localizer beam is aligned with the centerline of the runway.
B. The localizer way is misaligned with the centerline of the runway.
C. The localizer course is aligned with the centerline of the runway.
