设<img src="/lqwvjeImg/21/2145d3616be38e9fbbea0cf043b58c1d.png" style="width:15px;height:17px;">是曲线<img src="/lqwvjeImg/c0/c09880cd1c1da5a8cb22f3407288dbeb.png" style="width:43px;height:24px;">与<img src="/lqwvjeImg/f1/f1ae80097dba18b0de8d7385c8beb25c.png" style="width:39px;height:17px;">所围成区域的整个边界曲线,<img src="/lqwvjeImg/d3/d3596d258bddd83a923f2bd9eaee6849.png" style="width:51px;height:21px;">是连续函数,则曲线积分<img src="/lqwvjeImg/95/95dfe876a8dc8dea917822c2cc177a89.png" style="width:92px;height:31px;">( ).<br>·<img src="/lqwvjeImg/97/9799de089f0b74fa4716ed7e274bd90e.png" <br>·<img src="/lqwvjeImg/3a/3a188790695b3484c05231d9887abe2b.png" <br>·<img src="/lqwvjeImg/68/68b84581638244668f04544b19152bd5.png" <br>·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1697771258822f37c539533ca44edb8a0217c03c8c319image29.png"

设

是曲线

与

所围成区域的整个边界曲线,

是连续函数,则曲线积分

( ).
·

·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1697771258822f37c539533ca44edb8a0217c03c8c319image29.png"

出自：河南工业大学钢筋混泥土结构

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