For a continuous operation diesel engine a duplex
For a continuous operation diesel engine, a duplex filter unit would be the best arrangement because
A.changing filter elements would not interrupt engine operation
B.filtering occurs twice in each pass of oil through the system
C.clogging will not occur
D.dropping pressure is half of that through a single filter unit
请帮忙给出正确答案和分析，谢谢！
参考解答
407***779
2024-06-14 22:39:28
正确答案：A
相似问题
活塞上的承磨环的作用是A.有利活塞与气缸磨合B.减少磨损C.防止活塞环磨损D.防止活塞裙部磨损请帮忙
活塞上的承磨环的作用是A 有利活塞与气缸磨合B 减少磨损C 防止活塞环磨损D 防止活塞裙部磨损请帮忙给出正确答案和分析，谢谢！
活塞环在工作中较易产生“跳环”现象的运行工况是________。A.低速 低负荷B.低速 高负荷C.
活塞环在工作中较易产生“跳环”现象的运行工况是________。A 低速、低负荷B 低速、高负荷C 高速、低负荷D 高速、高负荷请帮忙给出正确答案和分析，谢谢！
Piston cooling fins are locatedA.atop the piston c
Piston cooling fins are locatedA atop the piston crownB beneath the piston crownC at the base of the piston skirtD inside the cylinder liner cooling water jacket请帮忙给出正确答案和分析，谢谢！
活塞环槽端面磨损是由于______等原因造成。Ⅰ.高温 Ⅱ.材质不佳 Ⅲ.润滑不良 Ⅳ.相对运动 Ⅴ
活塞环槽端面磨损是由于______等原因造成。Ⅰ 高温，Ⅱ 材质不佳，Ⅲ 润滑不良，Ⅳ 相对运动，Ⅴ 磨粒。A Ⅰ＋Ⅱ＋Ⅲ＋ⅣB Ⅰ＋Ⅳ＋ⅤC Ⅲ＋ⅤD Ⅰ＋Ⅱ＋
第三组：The sewage treatment system must be capable of
第三组：The sewage treatment system must be capable of discharging an effluent that comes within the limits of the tests Se
