题目
A、It can influence the price of its product
B、It produces such that marginal cost equals price
C、It can sell all it wants to at the prevailing market price
D、It produces a positive amount in the short run if it can recover variable costs
E、None of the above are incorrect
第1题
A.perf top
B.perf record
C.perf report
D.perf stat
第5题
A.ECS/MSG、ELEC/HYD、PERF/APU和CONF/MCDP;
B.ECS/MSG、ELEC/HYD、CONF/MCDP和EPCS;
C.ECS/MSG、ELEC/HYD、PERF/APU和EPCS;
D.ECS/MSG、ELEC/HYD、PERF/APU和ENG/EXCE。
第7题
A.只能在PERF/APU页面上查看
B.只能在状态页面上查看
C.在PERF/APU页面及STATUS页面均可
D.只能在发动机次要参数页面上查看
第8题
Anyone caught () an offense will be punished.
A committing
B conducting
C executing
D performing
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