运行区段 operating range 

[名词解释] 源区段计数管区段 source range counter range

[名词解释] 功率区段 power range

[名词解释] 中间区段,时间常数区段 intermediate range time constant range

[名词解释] 运行限值和条件 operating limits and conditions

[单选题]An operating system is ( ).A.the highest layer of softwareB.the lowest laye

[判断题] 电化区段运行的机车应有“电化区段严禁攀登”的标识。A . 正确B . 错误

[名词解释] linux operating system

[单选题] An embedded operating system is the（71） program that manages all the other programs in an embedded device after initial load of programs by a(an) （72）. It normally guarantees a certain capability within a specified（73） size and （74） constraint as we

[单选题] As an operating system repeatedly allocates and frees storage space, many physically separated unused areas appear. This phenomenon is called （71） .（71）A． fragmentationB． compactionC． swappingD． paging

[单选题]An operating system is (74) .(74) A． the highest layer of softwareB． the lowest layer of softwareC． the highest layer of hardwareD． the lowest layer of hardware