A、 Do not put too much force on the brush when cleaning the carpet which can be easily damaged.
B、 To prevent damage to the carpet when you clean it,do not use too much force on the brush.
C、 Using too much force on the brush when cleaning the carpet will cause damage to it.
答案：B
A、 Do not put too much force on the brush when cleaning the carpet which can be easily damaged.
B、 To prevent damage to the carpet when you clean it,do not use too much force on the brush.
C、 Using too much force on the brush when cleaning the carpet will cause damage to it.
答案：B
A. For normal operations,make sure the pressure relief valve is closed.An open pressure relief valve is a symptom of a problem in the fuel vent system.
B. For normal operations,make sure the shutoff relief valve works.If you open pressure relief valve,that indicates a problem in the fuel vent system.
C. For normal operations,make sure you close the pressure relief valve.If you leave it open,a problem will be shown in the fuel vent system.
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. 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. Do not apply too much composite on the blanket.
B. Do not apply too much adhesive on the gasket.
C. Do not apply too much compound on the gasket.
A. 这些部件易于弯曲、断裂或出现尺寸错误。
B. 这些部件很容易发生弯曲或失去对齐。
C. 这些部件很容易弯曲、断裂或对不齐。
A. 螺柱的凹陷不得超过 5mm。
B. 螺柱的突起不得超过 5mm。
C. 螺纹的长度不得超过 5mm。
A. The manufacturer may establish procedures to provide drawback on unairworthy conditions.
B. The manufacturer may establish procedures to provide response on unairworthy conditions.
C. The manufacturer may establish procedures to provide recall on unairworthy conditions.
A. Turn the adjuster clockwise to make the display brighter.
B. Turn the adjuster clockwise to make the display dimmer.
C. Adjust the brightness of the display by turning the adjuster.
A. 陀螺仪将在大约 15 秒后变得稳定。
B. 地球仪将在大约 15 秒后变得稳定。
C. 地球仪将在大约 15 秒后变得稳定。
A. Do the troubleshooting procedure to find the cause of the malfunction.
B. Do the troubleshooting process to look the result of the malfunction.
C. Find the cause of the malfunction to do the troubleshooting procedure.
