1818. The primer contains a material that prevents corrosion

Chromate is added into the primer to protect corrosion.

A material that protects the primer from corrosion in contained in it.

There is corrosion-preventive material in the primer.

正确答案：C

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1545. The manufacturer＇s masthead, publication title, airplane model, and issue or revision date must appear on all pages of loose-leaf document

1544. Using the prescribed oil, replenish the oil tank

1543. 不要在有污水的地方拖动

1542. 用来检查飞机内部和周围隔间和设备的窗户。包括透明材料、框架等。

1541. 检验/检查部分应提供接近和检查系统、组件或区域所需的信息和程序。

1540. The table of contents in front of each chapter will list the items covered and the numbers assigned

1539. 系统中用于产生、调节、控制和指示交流电源的部分。

1538. 最大着陆重量是着陆触地所批准的最大重量

1537. 发动机中包含涡轮的部分。包括涡轮喷嘴,涡轮转子,机匣等

1536. Potable water system is used to store and deliver fresh drinking water Includes wash water system if the potable water is also used for washing