导热微分方程包含( )
A: 扩散项(Diffusive term)
B: 源项(Source term)
C: 对流项(Convective term)
D: 瞬态项(Transient term)
A: 扩散项(Diffusive term)
B: 源项(Source term)
C: 对流项(Convective term)
D: 瞬态项(Transient term)
举一反三
- 导热微分方程包含哪些项？（不定项选择） A: 非稳态项 B: 对流项 C: 扩散项 D: 源项
- 以下求1*2*3......*20的程序正确的是: A: main(){inti,term;i=1;term=0;do{term=term*i;i++;}while(i<=20)<p="">printf("t=%d",term);} B: main(){inti,term;i=1;term=1;do{term=term*i;i++;}while(i<=20)<p="">printf("t=%d",term);} C: main(){inti,term;term=1;for(i=1,i<=20,i++)<p="">{term=term*i;i++;}printf("t=%d",term);} D: main(){inti,term;term=1;for(i=1;i<=20;i++)<p="">{term=term*i;i++;}printf("t=%d",term);}
- The term of <br/>”Description of Goods” is the contract’s( ) A: Quality term B: Quantity term C: Name of the<br/>commodity term D: Description term
- A（n） ___ term can be either positive or negative. A: A = assuring term B: G = guarding term C: D = discounting term D: E = evaluative term
- 常物性导热微分方程中含有哪些项？ A: 导热项 B: 扩散项 C: 非稳态项 D: 源项