ExactlythepotatowasintroducedintoEuropeisuncertain,butitwasprobablyaround1565.()A.howB.thatC.whenD.which
Exactly ________ the potato was introduced into Europe is uncertain,but it was probably around 1565.( )
A. how
B. that
C. when
D. which
选出发音不同的单词1.a.p(ai)ntb.b(ea)nc.gr(ea)t.2.a.p(oor)b 2020-04-25 …
偏微分方程U(t)=U(xx)怎么解其次满足U(0,t)=0,U(pi,t)=0满足形式为U(x, 2020-05-13 …
用四阶龙格库塔法求解矩阵微分方程要求电流就是求解矩阵微分方程:(R+pM(t))*I(t)+M(t 2020-05-13 …
正确抄写:JIMSHALLWESEERABBITRUNNEXTTIMEOK二.选出发音不同的单词a 2020-05-16 …
i,p,r,u,t,e, 2020-06-02 …
证明:(&U/&T)p=Cp-p*(&V/&T)p.并证明对于理想气体有(&H/&V)t=0.&是 2020-06-21 …
(1)I=U/R(2)W=I²RT(3)W=U²T/R(4)W=UIT(5)W=PT(6)P=UI 2020-07-18 …
simulink中的s函数我用simulink搭建了一个模块,用到了s函数,用来实现以下功能:对于 2020-07-23 …
(1)I额=P额/U额代入数值得:I额=880W/220V=4A(2)R=U额/I额代入数值得:R= 2020-12-31 …
字母a.c.e.g.o.p.q.t.u.v.y.z开头的单词求a.c.e.g.o.p.q.r.t.u 2021-02-07 …