Of the following drugs, which one is the MOST effective in T.saginata infections? A: Albendazole B: Chloroquine C: Praziquantel D: Primaquine E: Sulfadiazine
Of the following drugs, which one is the MOST effective in T.saginata infections? A: Albendazole B: Chloroquine C: Praziquantel D: Primaquine E: Sulfadiazine
下列寄生虫中属于鞭毛虫的是 A: Taenia saginata B: Ttrichomonas vaginalis C: Cryptosporidium D: Naegleria fowleri E: Trichuris trichiura
下列寄生虫中属于鞭毛虫的是 A: Taenia saginata B: Ttrichomonas vaginalis C: Cryptosporidium D: Naegleria fowleri E: Trichuris trichiura
可引起自体体内感染的蠕虫是 A: Paragonimus westermani B: Taenia saginata C: Taenia solium D: Ascaris lumbricoides E: Trichinella spiralis
可引起自体体内感染的蠕虫是 A: Paragonimus westermani B: Taenia saginata C: Taenia solium D: Ascaris lumbricoides E: Trichinella spiralis
使宿主对寄生虫再感染产生消除性免疫的寄生虫是: A: Leishmania tropica B: Taenia saginata C: Toxoplasma gondii D: Schistosoma japonicum E: Clonorchis sinensis
使宿主对寄生虫再感染产生消除性免疫的寄生虫是: A: Leishmania tropica B: Taenia saginata C: Toxoplasma gondii D: Schistosoma japonicum E: Clonorchis sinensis
人体可同时作为其中间宿主和终宿主的寄生虫是: A: Plasmodium vivax B: Taenia saginata C: Taenia solium D: Tocoplasma gondii E: Schistosema japonicum
人体可同时作为其中间宿主和终宿主的寄生虫是: A: Plasmodium vivax B: Taenia saginata C: Taenia solium D: Tocoplasma gondii E: Schistosema japonicum
5.需要2个中间宿主的绕虫是 A: A.曼氏迭宫绛虫 B: B.微小膜壳绛虫 C: c.西里伯瑞列涤虫 D: D. Taenia solium E: E. Taenia saginata
5.需要2个中间宿主的绕虫是 A: A.曼氏迭宫绛虫 B: B.微小膜壳绛虫 C: c.西里伯瑞列涤虫 D: D. Taenia solium E: E. Taenia saginata
求解常微分方程组<img src="http://img1.ph.126.net/B8qMozAYz7oEzmWV3LBSvg==/6597340246519736485.png" />, 应用的语句是? DSolve[{x'[t]+y[t]==Cos[t],y'[t]+x[t]==Sin[t]},{x,y},t]|DSolve[{x'[t]+y[t]==Cos[t],y'[t]+x[t]==Sin[t]},x[t],y[t],t]|DSolve[{x'[t]+y[t]==Cos[t],y'[t]+x[t]==Sin[t]},{x[t],y[t]},t]|DSolve[x'[t]+y[t]=Cos[t],y'[t]+x[t]=Sin[t],{x[t],y[t]},t]
求解常微分方程组<img src="http://img1.ph.126.net/B8qMozAYz7oEzmWV3LBSvg==/6597340246519736485.png" />, 应用的语句是? DSolve[{x'[t]+y[t]==Cos[t],y'[t]+x[t]==Sin[t]},{x,y},t]|DSolve[{x'[t]+y[t]==Cos[t],y'[t]+x[t]==Sin[t]},x[t],y[t],t]|DSolve[{x'[t]+y[t]==Cos[t],y'[t]+x[t]==Sin[t]},{x[t],y[t]},t]|DSolve[x'[t]+y[t]=Cos[t],y'[t]+x[t]=Sin[t],{x[t],y[t]},t]
下述真值表表示的命题是。 Input Output p q r T T T T T T F F T F T T T F F T F T T T F T F T F F T T F F F T
下述真值表表示的命题是。 Input Output p q r T T T T T T F F T F T T T F F T F T T T F T F T F F T T F F F T
图示系统的微分方程为( )[img=808x247]17de73b60010c18.png[/img] A: y''(t)+3y'(t)+2y(t)=4f'(t)+f(t) B: y''(t)+2y'(t)+3y(t)=4f'(t)+f(t) C: 4y'(t)+y(t)=f''(t)+3f'(t)+2f(t) D: y''(t)+3y'(t)+2y(t)=f'(t)+4f(t)
图示系统的微分方程为( )[img=808x247]17de73b60010c18.png[/img] A: y''(t)+3y'(t)+2y(t)=4f'(t)+f(t) B: y''(t)+2y'(t)+3y(t)=4f'(t)+f(t) C: 4y'(t)+y(t)=f''(t)+3f'(t)+2f(t) D: y''(t)+3y'(t)+2y(t)=f'(t)+4f(t)
求微分方程[img=261x61]17da6536c0cca5d.png[/img]的通解; ( ) A: C18*cos(t) - C20*sin(t) - C19*t*cos(t) - C21*t*sin(t) B: C18*cos(t) + C20*sin(t) - C19*t*cos(t) - C21*t*sin(t) C: C18*cos(t) + C20*sin(t) + C19*t*cos(t) + C21*t*sin(t) D: -C18*cos(t) + C20*sin(t) + C19*t*cos(t) + C21*t*sin(t)
求微分方程[img=261x61]17da6536c0cca5d.png[/img]的通解; ( ) A: C18*cos(t) - C20*sin(t) - C19*t*cos(t) - C21*t*sin(t) B: C18*cos(t) + C20*sin(t) - C19*t*cos(t) - C21*t*sin(t) C: C18*cos(t) + C20*sin(t) + C19*t*cos(t) + C21*t*sin(t) D: -C18*cos(t) + C20*sin(t) + C19*t*cos(t) + C21*t*sin(t)