1749. If it is necessary to decrease the cable tension more,use the turnbuckle

如有必要进一步减小钢索张力,可使用松紧螺套。

如有必要进一步降低钢索张力,可使用张力计。

如有必要进一步调节钢索长度,可使用旋转带子。

正确答案：A

设备系统操作理论翻译

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1614. Use this alternative procedure if during the test the flow indicator does not reach the predetermined position

1613. Drain approximately 2 liters of fuel from the tank

1612. The isolation valves are identical and interchangeable with each other and with the APU shutoff valve

1611. 选择要增压的液压系统。

1610. 下次检查时更换组件。

1609. Monitor the indications during the retraction test

1608. When you fill oxygen cylinder, you must mandatorily obey the replenishment procedure for oxygen cylinder

1607. Polish the surface until it is very shiny

1606. Replace the insulation blankets that show chafing

1605. Align the drill until it is perpendicular to the surface