【单选题】假如要将图片文件asrlogo.jpg插入页面,并为该图片、设置提示文字为”ASR Outfitters Logo”.下面语句正确的是
A.
<img scr="asrlogo. jpg">ASR Outfitters Logo</img>
B.
<img src="asrlogo.jpg" alt="ASR Outfitters Logo"/>
C.
<img src= "asrlogo.jpg" >alt="ASR Outfitters Logo"
D.
<img url= "asrlogo.jpg" alt="ASR Outfitters Logo"/>
【单选题】假如要将图片文件asrlogo.jpg插入页面,并为该图片、设置提示文字为”ASR Outfitters Logo”.下面语句正确的是:
A.
<omg scr="asrlogo.jpg">ASR Outfitters Logo</omg>
B.
<img src="asrlogo.jpg" alt="ASR Outfitters Logo">
C.
<img src="asrlogo.jpg">alt="ASR Outfitters Logo"
D.
<omg url="asrlogo.jpg" alt="ASR Outfitters Logo">
【单选题】假如要将图片文件logo.jpg插入页面,并为该图片设置替代文字为“ASR Outfitters Logo”。下面语句正确的是
B.
< img src=“logo.jpg” alt=” ASR Outfitters Logo” />
C.
< img src=“logo.jpg”> alt=” ASR Outfitters Logo”/>
D.
< img url=“logo.jpg” alt=” ASR Outfitters Logo” />
【判断题】在严重多重共线性下,OLS估计量仍是最佳线性无偏估计量。
【单选题】计算离心泵的最大允许安装高度时,( )。
【判断题】在严重多重共线性下,OLS估计量仍是最佳线性无偏估计量