当X=[ ]时,5X-9=51[2分]
当X=[ ]时,5X-9=51[2分]
DJ1932模组长度要求为（） A: 355±0.5mm B: 355±0.3mm C: 358±0.5mm D: 358±0.3mm
DJ1932模组长度要求为（） A: 355±0.5mm B: 355±0.3mm C: 358±0.5mm D: 358±0.3mm
祖冲之计算圆周率的“密率”是分数_______。 A: 356/113 B: 355/112 C: 355/113 D: 356/111
祖冲之计算圆周率的“密率”是分数_______。 A: 356/113 B: 355/112 C: 355/113 D: 356/111
用边界值分析法，假定50 A: X=50，X=80 B: X=50，X=49，X=80，X=81 C: X=51，X=81 D: X=50，X=81
用边界值分析法，假定50 A: X=50，X=80 B: X=50，X=49，X=80，X=81 C: X=51，X=81 D: X=50，X=81
对于8位二进制整数，[x]原=[Y]补=10110011，则X、Y对应的十进制数分别为______。 A: 51，77 B: 51，-77 C: 77，-51 D: 51，-77
对于8位二进制整数，[x]原=[Y]补=10110011，则X、Y对应的十进制数分别为______。 A: 51，77 B: 51，-77 C: 77，-51 D: 51，-77
设函数[img=65x25]180302dd56ffe43.png[/img]在[img=203x26]180302dd5f7c3a1.png[/img]上连续，则[img=156x60]180302dd6a0fb87.png[/img]（ ）． A: [img=91x52]180302dd7316e88.png[/img][img=380x51]180302dd7dd16d8.png[/img] B: [img=118x52]180302dd89996bd.png[/img][img=355x51]180302dd98af8a3.png[/img] C: [img=116x51]180302dda0bd1e9.png[/img][img=355x51]180302dd98af8a3.png[/img] D: [img=114x52]180302ddb93f760.png[/img][img=355x51]180302dd98af8a3.png[/img]
设函数[img=65x25]180302dd56ffe43.png[/img]在[img=203x26]180302dd5f7c3a1.png[/img]上连续，则[img=156x60]180302dd6a0fb87.png[/img]（ ）． A: [img=91x52]180302dd7316e88.png[/img][img=380x51]180302dd7dd16d8.png[/img] B: [img=118x52]180302dd89996bd.png[/img][img=355x51]180302dd98af8a3.png[/img] C: [img=116x51]180302dda0bd1e9.png[/img][img=355x51]180302dd98af8a3.png[/img] D: [img=114x52]180302ddb93f760.png[/img][img=355x51]180302dd98af8a3.png[/img]
设函数[img=65x25]180386bc828d25e.png[/img]在[img=203x26]180386bc902a3f3.png[/img]上连续，则[img=156x60]180386bc9ac25d7.png[/img]（ ）． A: [img=115x55]180386bca60f930.png[/img][img=355x51]180386bcb07ddb2.png[/img] B: [img=89x52]180386bcb997a43.png[/img][img=380x51]180386bcc4ef443.png[/img] C: [img=116x51]180386bcd09def5.png[/img][img=355x51]180386bcb07ddb2.png[/img] D: [img=108x52]180386bce5806c8.png[/img][img=355x51]180386bcb07ddb2.png[/img]
设函数[img=65x25]180386bc828d25e.png[/img]在[img=203x26]180386bc902a3f3.png[/img]上连续，则[img=156x60]180386bc9ac25d7.png[/img]（ ）． A: [img=115x55]180386bca60f930.png[/img][img=355x51]180386bcb07ddb2.png[/img] B: [img=89x52]180386bcb997a43.png[/img][img=380x51]180386bcc4ef443.png[/img] C: [img=116x51]180386bcd09def5.png[/img][img=355x51]180386bcb07ddb2.png[/img] D: [img=108x52]180386bce5806c8.png[/img][img=355x51]180386bcb07ddb2.png[/img]
设函数[img=65x25]1802cef03cf29f4.png[/img]在[img=203x26]1802cef0462bbe5.png[/img]上连续，则[img=156x60]1802cef05381d92.png[/img]（ ）． A: [img=91x52]1802cef05c6b3b4.png[/img][img=380x51]1802cef066d7a70.png[/img] B: [img=118x52]1802cef071c2e62.png[/img][img=355x51]1802cef07bb6629.png[/img] C: [img=116x51]1802cef08949d4c.png[/img][img=355x51]1802cef07bb6629.png[/img] D: [img=114x52]1802cef0a329924.png[/img][img=355x51]1802cef07bb6629.png[/img]
设函数[img=65x25]1802cef03cf29f4.png[/img]在[img=203x26]1802cef0462bbe5.png[/img]上连续，则[img=156x60]1802cef05381d92.png[/img]（ ）． A: [img=91x52]1802cef05c6b3b4.png[/img][img=380x51]1802cef066d7a70.png[/img] B: [img=118x52]1802cef071c2e62.png[/img][img=355x51]1802cef07bb6629.png[/img] C: [img=116x51]1802cef08949d4c.png[/img][img=355x51]1802cef07bb6629.png[/img] D: [img=114x52]1802cef0a329924.png[/img][img=355x51]1802cef07bb6629.png[/img]
设函数[img=65x25]1802cef14800243.png[/img]在[img=203x26]1802cef15564882.png[/img]上连续，则[img=156x60]1802cef16061648.png[/img]（ ）． A: [img=115x55]1802cef16b84322.png[/img][img=355x51]1802cef175e99e5.png[/img] B: [img=89x52]1802cef17da1d9d.png[/img][img=380x51]1802cef1889fd78.png[/img] C: [img=116x51]1802cef1960597e.png[/img][img=355x51]1802cef175e99e5.png[/img] D: [img=108x52]1802cef1a9160a0.png[/img][img=355x51]1802cef175e99e5.png[/img]
设函数[img=65x25]1802cef14800243.png[/img]在[img=203x26]1802cef15564882.png[/img]上连续，则[img=156x60]1802cef16061648.png[/img]（ ）． A: [img=115x55]1802cef16b84322.png[/img][img=355x51]1802cef175e99e5.png[/img] B: [img=89x52]1802cef17da1d9d.png[/img][img=380x51]1802cef1889fd78.png[/img] C: [img=116x51]1802cef1960597e.png[/img][img=355x51]1802cef175e99e5.png[/img] D: [img=108x52]1802cef1a9160a0.png[/img][img=355x51]1802cef175e99e5.png[/img]
设函数[img=65x25]1802ceb549d32a2.png[/img]在[img=203x26]1802ceb5582702a.png[/img]上连续，则[img=156x60]1802ceb56165eab.png[/img]（ ）． A: [img=115x55]1802ceb56cb7096.png[/img][img=355x51]1802ceb5771fc19.png[/img] B: [img=89x52]1802ceb57f1e392.png[/img][img=380x51]1802ceb589dfe50.png[/img] C: [img=116x51]1802ceb59430511.png[/img][img=355x51]1802ceb5771fc19.png[/img] D: [img=108x52]1802ceb5a71458e.png[/img][img=355x51]1802ceb5771fc19.png[/img]
设函数[img=65x25]1802ceb549d32a2.png[/img]在[img=203x26]1802ceb5582702a.png[/img]上连续，则[img=156x60]1802ceb56165eab.png[/img]（ ）． A: [img=115x55]1802ceb56cb7096.png[/img][img=355x51]1802ceb5771fc19.png[/img] B: [img=89x52]1802ceb57f1e392.png[/img][img=380x51]1802ceb589dfe50.png[/img] C: [img=116x51]1802ceb59430511.png[/img][img=355x51]1802ceb5771fc19.png[/img] D: [img=108x52]1802ceb5a71458e.png[/img][img=355x51]1802ceb5771fc19.png[/img]