升温速度越快,高聚物的玻璃化转变温度Tg越()。

升温速度越快,高聚物的玻璃化转变温度Tg越()。


相关考题:

(12)有下列Sub过程: Sub Sub(x As Single,y As Single) t=x x=t/y y=t Mody End Sub 在窗体上的命令按钮Commandl中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5 b=4 Sun a,b Print a;b End Sub A.1.25 1 B.5 4 C.4 5 D.1 1.25

有如下SUB过程:Sub s(x As Single,y As Single)t=xx=t / yy=t Mod yEnd Sub在窗体上添加一个命令按钮,然后编写如下事件过程:Private Sub Form_Click()Dim a As SingleDim b As Singlea=5b=4s a,bPrint a,bEnd Sub则程序运行后,单击命令按钮,输出的结果为【 】 。

5G使用的C-Band频段指的是下列哪个频段?() A、sub3GB、sub6GC、3G-4GHzD、3G-6GHz

有如下程序: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1(a,b) End Sub Sub Sub1(x As Single,y As Single) t=X X=t\Y Y=t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B. 1 1C.2 2D.1 2

有如下程序: Private Sub Commandl_Click() Dim a As Single Dim b As Single a=2:b=4 Call CS(a,b)End Sub Sub CS(x As Single,y As Single) t=X x=t\y y=t Mod y End Sub 程序运行后,单击命令按钮,a和b的值分别为A.0 0B.1 1C.0 2D.1 2

假定有如下的Sub过程: Sub Func(x As Single, y As Single) t=x x=t/y y=t Mod y End Sub 在窗体上画一个命令按钮,然后编写如下事件过程: Private Sub Command1_Click() Dim a As Single Dim b As Single a=6 b=5 Func(a, B) Print a, b End Sub 程序运行后,单击命令按钮,输出结果为 ______。A.6 5B.1 1C.1.2 5D.1.2 1

假定有如下的Sub过程: Sub S(x As Single,y As Single) t=x x=t/y y=t Mod y End Sub 在窗体上画一个命令按钮,然后编写如下事件过程: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5 b=2 S a,b print a,b End Sub 程序运行后,单击命令按钮,输出结果是( )。A.5 2B.1 1C.1.25 4D.2.5 1

单击一次命令按钮之后,窗体中的输出结果为______。 Private Sub Command1_ Click() Dim a As Single Dim b As Single a = 10 b = 20 Call Num(a,B)Print a, b End Sub Sub Num(a,B)t = a a = b / t b = t End SubA.20 10B.10 20C.2 10D.10 10

编写如下事件过程: Private Sub Form_KeyDown (KeyCode As Integer,Shift As Integer) Print Chr(KeyCode) End Sub Private Sub Form_Key Press (KeyAscii As Integer) Print Chr (Key Ascii) End Sub 在一般情况下(即不按住Shift键和锁定大写键时)运行程序,若按“T”键,则程序输出的结果是A.T TB.t TC.T TD.t t

假定有如下的Sub过程:Sub Sub1(x As Single,y As single)t=xx=t/yy=t Mod yEnd Sub在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_click()Dim a As SingleDim b As Singlea=5b=4Sub1 a,bPrint a;bEnd Sub程序运行后,单击命令按钮,输出结果为A.B.C.D.

假定有如下的Sub过程:Sub Sub1(x As Single, y As single)t=xx=t / yy=t Mod yEnd Sub在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_Click()Dim a As SingleDim b As Singlea=5b=4Sub1 a,bPrint a;bEnd Sub程序运行后,单击命令按钮,输出结果为A.54B.] 1]]1C.] 1.2]]5.4D.] 1.25]]1

有如下程序。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1 ( a,B)End Sub Sub Subl(x As Single, y As Single) t=x x=t\y y = t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2D.1 2

假定有如下的Sub过程:Sub Sub1 (x As Single, y As Single) t=x x = t/y y = t Mod yEnd Sub 在窗体上画一个命令按钮,然后编写如下事件过程:Private Sub Command1_ Click() Dim a As Single Dim b As Single a = 5 b = 4 Sub1 a, b Print a; b End Sub 程序运行后,单击命令按钮,输出结果为______。A.5 4B.1 1C.1.2 5.4D.1.25 1

现有如下Sub过程: Sub fun(x es single,y as single) t = x x = t/y y = t mod y End sub在窗体上添加命令按钮(cmD) ,编写如下事件过程: Private sub cmd_click( ) Dim a as single Dim b as single a = 5 b = 4 fun a, b Msgbox a chr(10) + chr(13) b End sub运行程序后,单击按钮,则在消息框中显示的内容为( )A.1和1B.1.25和1C.1.25和4D.5和4

有如下Sub过程: Sub Sun(x As Single, y As Single) t=x x=t/y y=t Mod y End Sub 在窗体上的命令按钮Command1中,编写如下事件过程,执行该事件过程调用Sun过程,结果为( )。 Private Sub Command1_Click() Dim a As Single Dim b As Single a=5 b=4 Sun a, b Print a; b End SubA.1.25 1B.5 4C.4 5D.1 1.25

有下列Sub过程:Sub Sun(x As Single,y As Single)t=xx=t/yy=t ModyEnd Sub在窗体上的命令按钮Command1中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。Private Sub Conunandl Cliek()Dim a As SingleDim b As Singlea=5b=4Sun a,bPrint a;bEnd SubA.1.25 1B.5 4C.4 5D.1 1.25

若有如下程序: int s[3] [3]={'a','b','C','d','e','f','g','h','i'},*t; main() {t:(int*)malloc(sizeof(int)); sub(t,s); printf("%c\n",*t); } sub(int*p,int b[][3]) {*p=b[2][1]; } 则程序运行后的输出结果是( )。A.dB.eC.hD.b

设当前目录是根目录,使用第()组命令不能在一级子目录SUB1下建立二级子目录SUB11。A、CD SUB1(回车)MD SUB11B、MD SUB1/SUB11C、MD SUB11D、MD/SUB1/SUB11

单选题永续盘存法公式为()AKsubt/sub+1=Isubt/sub-(1-δ)Ksubt/subBKsubt/sub+1=It+(1-δ)Ksubt/subCKsubt/sub+1=Isubt/sub+(1+δ)Ksubt/subDKsubt/sub+1=Isubt/sub-(1+δ)Ksubt/sub

单选题假定有如下的Sub过程: SubS (x As Single, y As Single) t = x x = t / y y = t Mod y End Sub 在窗体上添加一个命令按钮,然后编写如下事件过程: Private Sub Command1_Click( ) Dim a As Single Dim b As Singlea = 5: b = 4 S a, b Print a, b End Sub 程序运行时,单击命令按钮得到的结果()。A54B11C1.254D1.251

填空题升温速度越快,高聚物的玻璃化转变温度Tg越()。

单选题酶促反应速度(v)达到最大反应速度(Vmax)的80%时,底物浓度[S]为Ap1Ksubm/sub/pBp2Ksubm/sub/pCp3Ksubm/sub/pDp4Ksubm/sub/pEp5Ksubm/sub/p

单选题A pIsub2/sub=Isub3/sub/pB pIsub2/sub=4Isub3/sub/pC pIsub2/sub=2Isub3/sub/pD pIsub3/sub=4Isub2/sub/p

多选题标准砝码的质量为m,测量得到的最佳估计值为100.02147g,合成标准不确定uc(ms) 为0.35mg,取包含因子k=2,以下表示的测量结果中 ( ) 是正确的。Apmsubs/sub=100.02147g;U=0.70mg,k=2/pBpmsubs/sub=(100.02147±0.00070)g;k=2/pCpmsubs/sub=100.02147g;usubc/sub(msubs/sub)=0.35mg,k=1/pDpmsubs/sub=100.02147g;usubc/sub(msubs/sub)=0.35mg/p

单选题正态分布时,算术平均数、中位数、众数的关系为()Amsub0/sub<msube/sub<(xBmsub0/sub=msube/sub=(xCmsub0/sub>msube/sub>(xDmsube/sub<msub0/sub<(x

单选题酶的特征性常数是ApKsubm/sub值 /pB反应速度C酶的最适温度D酶的最适pHEpVsubmax/sub/p

单选题有关酶Km值的叙述正确的是ApKsubm/sub值是酶一底物复合物的解离常数 /pBpKsubm/sub值与酶的结构无关 /pCpKsubm/sub值与底物的性质无关 /pDpKsubm/sub值并不反映酶与底物的亲和力 /pEpKsubm/sub值在数值上是达到最大反应速度一半时所需要的底物浓度 /p