A、 Professional sensors monitor the gear up and down location, the door closed and open location and the damping strut compressed and fully extended location.
B、 Duplicated sensors monitor the gear up and down positions, the door closed and open positions and the shock absorber compressed and fully extended positions.
C、 Repeated sensors monitor the gear up and down places, the door closed and open places and the shock absorber reduced and fully extended places.
答案：B
A、 Professional sensors monitor the gear up and down location, the door closed and open location and the damping strut compressed and fully extended location.
B、 Duplicated sensors monitor the gear up and down positions, the door closed and open positions and the shock absorber compressed and fully extended positions.
C、 Repeated sensors monitor the gear up and down places, the door closed and open places and the shock absorber reduced and fully extended places.
答案：B
A. 把电缆分割相等宽度的三段
B. 把电缆分割相等厚度的三段
C. 把电缆切成相等长度的三段
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. INCREASE
B. INFLATE
C. DEFLATE
A. Use a filter to remove unwanted material from the oil.
B. Use a strainer to remove unused substances from the fluid.
C. Use a strainer to filter unnecessary material from the lubrication liquid.
A. contamination of the grease can cause damage to the bearing.
B. contamination of the oil can cause damage to shaft.
C. pollution of the grease can cause damage to the axle.
A. 风扇降低气流速度。
B. 风扇使气流加速。
C. 风扇增加气流压力。
A. 修复所有凹坑的表面。
B. 修复有腐蚀的表面。
C. 修复有划痕的表面。
A. A part of a system for the preservation and delivery of fresh drinking water. If potable water is also used for flushing, a flushing system is installed.
B. That portion of the system which is used to store and deliver fresh drinking water. Includes wash water system if the potable water is also used for washing.
C. The part of a system used to store and convey potable water in a tank. If potable water is also used for flushing, a flushing system is included.
A. 保持安静以避免错过信号的声音。
B. 保持安静以避免混淆声音的信号
C. 保持安静以避免丢失声音信号。
A. The fuel quantity processor unit sends excitation to the tank units and the compensators. The excitation receives signals from these tank units and these compensators.
B. The fuel quantity processor unit sends excitation to the tank units and the compensators. The fuel quantity processor unit receives signals from these tank unit sand these compensators.
C. The fuel quantity processor unit sends excitation to the tank units and the compensators. These tank units and these compensators receives signals from the fuel quantity processor unit.
