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【单选题】
三羧酸循环主要在亚细胞器的哪一部位进行？A.
线粒体
B.
胞液
C.
微粒体
D.
细胞核
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举一反三
【单选题】The figure below Shows a record used for recording information about a named event. Which of the following statement is incorrect? ( ) VAR r: RECORD event: ARRAY[1.. 10] of Char; place: ARRAY[1.. 20] ...
A.
This is a one—dimensional array of records, also called a table
B.
The event can occur in up to 20 places and on up to 5 different dates in each place
C.
This is so called record of arrays
D.
A reference to r. place[i], date[j], mo will access the month of the jth occurrence, in the ith place, of the event named in r. event
【单选题】供油提前角、喷油提前角和喷射延迟角之间的关系为()。
A.
供油提前角为喷油提前角与喷射延迟角之和
B.
喷油提前角为供油提前角与喷射延迟角之和
C.
供油提前角为喷油提前角与喷射延迟角之差
D.
喷射延迟角为供油提前角与喷油提前角之和
【单选题】The figure below shows a record used for recording information about a named? event.Which of the following statement is incorrect? VAR r:record event:array[1..10] of char place:array[1..20] of record ...
A.
This is a one-dimensional array of records, also called a table.
B.
This is so called record of arrays
C.
The event can occur in up to 20 places and on up to 5 different dates in each place.
D.
A reference to r.place[i].date[j].mo will access the month of the jth occurrence, in the ith place, of
【单选题】喷油提前角调整特性是指?
A.
转速和油量调节机构位置保持不变时，有效功率和有效燃油消耗率随喷油提前角的变化规律
B.
负荷和油量调节机构位置保持不变时，有效功率和有效燃油消耗率随喷油提前角的变化规律
C.
转速和油量调节机构位置保持不变时，功率和燃油消耗率随喷油提前角的变化规律
D.
转速和油量调节机构位置保持不变时，负荷和转速随喷油提前角的变化规律
【单选题】燃油喷射起始点(喷油提前角)()。
A.
随发动机转速提高而提前（即喷油提前角增大）（按曲轴转角记）
B.
随发动机转速提高而延后（即喷油提前角减小）（按曲轴转角记）
C.
随发动机负荷提高而提前（即喷油提前角增大）（按曲轴转角记）
D.
随发动机负荷提高而延后（即喷油提前角减小）（按曲轴转角记）
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