图中的力F对点o的矩是多少?[img=249x269]17da5a1a0d26dca.png[/img] A: 0,Fl,Fb B: 0,Fl,-Fb C: Fl,Fl,Fb D: 0,-Fl,Fb
图中的力F对点o的矩是多少?[img=249x269]17da5a1a0d26dca.png[/img] A: 0,Fl,Fb B: 0,Fl,-Fb C: Fl,Fl,Fb D: 0,-Fl,Fb
给出生成下列语言的上下文无关文法GL(G)={0na1nbmcm|n>0,m>=0} A: S→ABA→0A1|0a1B→bBc|ε B: S→ABA→01A|01aB→bBc|ε C: S→ABA→0A1|0a1B→bBc|bc D: S→ABA→0A1|a01B→bcB|ε
给出生成下列语言的上下文无关文法GL(G)={0na1nbmcm|n>0,m>=0} A: S→ABA→0A1|0a1B→bBc|ε B: S→ABA→01A|01aB→bBc|ε C: S→ABA→0A1|0a1B→bBc|bc D: S→ABA→0A1|a01B→bcB|ε
有8个顺串,每个顺串的第一个记录的关键码分别为14,22,24,15,16,11...0132bc5fcda0dbca.png
有8个顺串,每个顺串的第一个记录的关键码分别为14,22,24,15,16,11...0132bc5fcda0dbca.png
图中的力F对O点的矩为多少?[img=744x149]18036e09021933f.png[/img][img=685x233]18036e090d730fc.png[/img][img=735x315]18036e0919b7d9d.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]18036e09021933f.png[/img][img=685x233]18036e090d730fc.png[/img][img=735x315]18036e0919b7d9d.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]18036264958edca.png[/img][img=685x233]18036264a0a5ed0.png[/img][img=735x315]18036264ac698ce.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]18036264958edca.png[/img][img=685x233]18036264a0a5ed0.png[/img][img=735x315]18036264ac698ce.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3fa5d08ce2.png[/img][img=685x233]1802f3fa67fe3e8.png[/img][img=735x315]1802f3fa7529558.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3fa5d08ce2.png[/img][img=685x233]1802f3fa67fe3e8.png[/img][img=735x315]1802f3fa7529558.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]18035d1c6fd7961.png[/img][img=685x233]18035d1c7ab1df4.png[/img][img=735x315]18035d1c859b5d7.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]18035d1c6fd7961.png[/img][img=685x233]18035d1c7ab1df4.png[/img][img=735x315]18035d1c859b5d7.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3f8b9285a5.png[/img][img=685x233]1802f3f8c4edd9d.png[/img][img=735x315]1802f3f8d15814b.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3f8b9285a5.png[/img][img=685x233]1802f3f8c4edd9d.png[/img][img=735x315]1802f3f8d15814b.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3f9672e5e5.png[/img][img=685x233]1802f3f9714e5f8.png[/img][img=735x315]1802f3f97c72df1.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3f9672e5e5.png[/img][img=685x233]1802f3f9714e5f8.png[/img][img=735x315]1802f3f97c72df1.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3fdb0a46da.png[/img][img=685x233]1802f3fdbc626cc.png[/img][img=735x315]1802f3fdc7077df.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0
图中的力F对O点的矩为多少?[img=744x149]1802f3fdb0a46da.png[/img][img=685x233]1802f3fdbc626cc.png[/img][img=735x315]1802f3fdc7077df.png[/img] A: 0,Fl, Fb B: Fl, Fb,0 C: Fb,Fl,0 D: Fl,Fb,0