1650. 规则总数从65条减少到53条。

A. It is fine to use alternative materials

B. It is forbidden to use alternative materials

C. The alternative materials are not unserviceable

A. Clean the surface to make sure that the sealing is satisfactory.

B. Clean surfaces to ensure the bonding as required.

C. Clean the surface to make sure that the bond is satisfactory.

A. Let the plate dry at applicable temperature.

B. Let the plant dry at available temperature.

C. Let the paint dry at ambient temperature.

A. 按需补充备用灯泡集装箱。

B. 按要求补足储藏箱内的备用灯泡。

C. 按要求将灯泡装满集装箱。

A. Circuit breaker is a device which opens an electrical circuit when an excess of voltage.

B. Circuit breaker can be reset after the fault fixed.

C. Circuit breaker is no more serviceable and needs to be replaced at once after an excess of current flows that causes it open.

A. 为了防止清洁时损坏地板,不要在吸尘器上施加过大的力。

B. 为了防止清洁时损坏地毯,不要在吸尘器上施加过大的力。

C. 为了防止清洁时损坏地毯,不要在毛刷上施加过大的力。

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.

A. 所以,建议这个操作减少干燥时间。

B. 由于这个操作过程很干燥,所以需要减少时间。

C. 但是,建议这个操作减少干燥时长。

A. Connect the multimeter to the current measuring transformer.

B. Connect the multimeter to the output of the current measuring inductor.

C. Connect the amperemeter to the output of the current measuring meter.

A. The test will stop when the pressure is larger than 7000 kpA.

B. Stop the test if the pressure reaches 7000 pA.

C. Stop the test when the pressure is more than 7000 kpA.