Diesel engine fuel oil contamination often results in ()
A. governor malfunctions
B. fuel injection system malfunctions
C. high cylinder lube oil temperatures
D. low intake temperature
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什么是构件的强度()
A. 构件抵抗变形的能力
B. 构件抵抗破坏的能力
C. 构件保持原有平衡形态的能力
D. 构件的承载能力