3074. You must use a respirator if the fuel-gas concentration in the work area is 5% more than the lower explosive limit

A. 将卡箱放在电缆上以将其固定到位。

B. 将线圈放在导线上以将其固定到位

C. 将线圈放在电缆上以将其固定到位。

A. Loosen the screws that attach the clamp to the support;

B. Loosen the nuts that attach the clamp to the support;

C. Loosen the bolts that attach the clamp to the support;

A. Instead of using the actual date of issue on each page of an original issue of a Handbook, the words original issue" may be used."

B. The actual release date should not be used on each page of this handbook.The term Ahead release"Should instead be used."

C. In place of using the actual date of release on each page of an original issue of a handbook,the lettersOriginal issue"Have to be used."

A. Indicated Airspeed is corrected for instrument error and the speed of an aircraft shown in the airspeed indicator.

B. Indicated Airspeed is the speed of an aircraft that is corrected for instrument error and shown in the airspeed indicator.

C. The speed of an aircraft is shown in the airspeed indicator. It is corrected for instrument error.

A. Repair station must provide housing facilities for properly performing maintenance, which must include good climatic conditions, lighting and control of temperature humidity

B. Repair station must provide housing facilities for properly performing maintenance, which must include good ventilation, lighting and control of temperature dust

C. Repair station must provide housing facilities for properly performing maintenance, which must include good ventilation, lighting and control of temperature humidity

A. This topic shall include general information, limits, and procedures. In the maintenance manual this section shall cover subjects such as engine changes, run-up, externally mounted spare power plants, etc.

B. This section shall include general information, limits, and procedures. In the maintenance manual this section shall cover subjects such as engine changes, run-up, externally mounted spare power plants, etc.

C. This topic shall include general information, limits, and procedures. In the maintenance manual engine changes, run-up and externally mounted spare power plants are included in this section.

A. 用一条水平的然线沿着页面外侧(或两栏页面上与边槽相对的列侧)来标识修订、添加和删除,该黑线只与印刷品的修改部分相对应。

B. 用一条竖直的黑线沿着页面外侧(或两栏页面上与边槽相对的列侧)来标识修订、添加和删除,该黑线只与印刷品的修改部分相对应。

C. 用一条横向的白线沿着页面外侧(或两栏页面上与边槽相对的列侧)来标识修订、添加和删除,该黑线只与印刷品的修改部分相对应。

A. Refer to FIG.401 for the distance between rivets.

B. If you want to know the distance between bolts, refer to FIG.401.

C. Look at FIG.401 for the dimension between bolts.

A. 维修信息需要持续更新

B. 维修信息需要持续下载

C. 维修信息需要偶尔更新

A. All sensors supply information.

B. All sensors supply indication data.

C. All sensors do not supply indication data.