Use white paper with good strength characteristics and of sufficient weight and substance to eliminate excessive show-through when printed on both sides.

Use white paper with good strength characteristics and enough weight and substance to eliminate excessive print leakage when printing on both sides.

Use good white paper with high strength quality and of adequate weight to delete excessive show-through when printed on both sides.

Use white paper with good strength and of sufficient weight and substance to prevent overmuch ink show-through the paper when printed on both sides.

正确答案：C

Do not use metallic objects which could nick or damage the uplock spring surface.

There are three classes of structure: primary, secondary and tertiary.

Where the paint is sufficiently soft, remove it with a plastic spatula.

Spray lock mechanisms connecting above mentioned components with the corrosion inhibitor.

Without this modification, it is possible that the service life of this unit will be shorter than usual.

Structural or equipment modifications can change the basic mass and the center-of-gravity coordinates.

If you can not engage the rod and the piston, the length of the new rod is possibly incorrect.

Descriptive Data shall be supplied for standard and optional engine and propeller installations and fuel and oil systems.

Print the page number and date of issue or revision at the bottom of each page.

Brake system explains how to recognize impending problems and what to do if malfunctions occur.