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
更多“For a continuous operation diesel engine, a duplex filter unit would be the best arrangement because （）.”相关的问题
A、阅读下列程序段，说明程序执行后AL,BX的值。 B、OPE1 DB 3．．4 C、OPE2 DW 3345H, 6799H D、MOV AL, OPE1 E、MOV BX, OPE2 +1 F、SUB BL, AL H、INT 3 I、结果：AL=（）；BX=（）。
A、跳过if程序块中congtinue下面的语句，执行if块外面的语句 B、跳过整个函数中下面所有的语句，跳出整个函数 C、跳过for循环中continue下面的语句，直接开始新的循环 D、如果if程序块中有else块，则跳过else块，执行下面的语句
A、A.a 30 second on 30 second off alternating signal B、B.the continuous blast of the ships whistle for not less than 10 seconds supplemented by the continuous ringing of the general alarm bells for not less than 10 seconds C、C.an intermittent ringing of the general alarm for not less than ten seconds D、D.announced over the PA system
A、a continuous ringing for 10 seconds B、one short ring followed by one long ring C、two long rings of at least 20 seconds D、a continuous ringing until the fire is extinguished
A、a continuous ringing for 10 seconds B、one short ring followed by one long ring C、two long rings of at least 20 seconds D、a continuous ringing until the fire is extinguished
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