A、连接两条曲线，并可设定连接线和原有曲线的连续性
B、连接两条曲线，只能设定连接线和原有曲线G0连续
C、连接两条曲线，使其变为抛物线
D、延长两条曲线，使其光顺
更多“ 关于连接曲线工具<img src="https://nimg.ppkao.com/2017-07/lizhangyong/2017072010593466931.png?sign=8337464d9d602b190a1b811ef0678ebf&t=62d13612" />描述正确的是？（）”相关的问题
A、A.<img src="https://img.ppkao.com/2018-08/chenfang/2018081915393081347.jpg" />
B.<img src="https://img.ppkao.com/2018-08/chenfang/2018081915393697636.jpg" />
C.<img src="https://img.ppkao.com/2018-08/chenfang/2018081915394232099.jpg" />
D.<img src="https://img.ppkao.com/2018-08/chenfang/2018081915394668494.jpg" />
A、A.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117140637692.jpg" />
B.<img src="https://img.ppkao.com/2018-04/zhouyun/201804111714091678.jpg" />
C.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117141476512.jpg" />
D.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142045280.jpg" />
E.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142344778.jpg" />
A、A.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013113275935.png" />
B.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013113719356.png" />
C.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013114039900.png" />
D.<img src="https://img.ppkao.com/2017-07/lizhangyong/2017072013114435190.png" />
A、A.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018081609061855082.jpg" />
B.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018081609062737698.jpg" />
C.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018081609063181144.jpg" />
D.<img src="https://img.ppkao.com/2018-08/longzhengxuan/2018081609063676713.jpg" />
A、A.<img src="https://img.ppkao.com/2018-07/longzhengxuan/2018072711243358082.jpg" />
B.<img src="https://img.ppkao.com/2018-07/longzhengxuan/2018072711244096354.jpg" />
C.<img src="https://img.ppkao.com/2018-07/longzhengxuan/2018072711244754291.jpg" />
D.<img src="https://img.ppkao.com/2018-07/longzhengxuan/2018072711245246174.jpg" />
A、A.<img src="https://img.ppkao.com/2017-10/wangjinchen/201710131628519494.jpg" />
B.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101316285516316.jpg" />
C.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101316290029480.jpg" />
D.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101316290523793.jpg" />
A、A.<img src="https://img.ppkao.com/2017-08/zhangyijie/2017082710372416973.jpg" />
B.<img src="https://img.ppkao.com/2017-08/zhangyijie/2017082710372960187.jpg" />
C.<img src="https://img.ppkao.com/2017-08/zhangyijie/201708271037339403.jpg" />
D.<img src="https://img.ppkao.com/2017-08/zhangyijie/201708271037387388.jpg" />
A、完成下列反应
（a） P4+HNO3<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（b） AsCl3+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（c） POCl3+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（d） P4O10+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（e） P4O6+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
（f） Zn3P2+HCl（稀）<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
A、A.<img src="https://img.ppkao.com/2018-08/chenfang/2018082414251127110.jpg" />
B.<img src="https://img.ppkao.com/2018-08/chenfang/2018082414251618632.jpg" />
C.<img src="https://img.ppkao.com/2018-08/chenfang/2018082414252274438.jpg" />
D.<img src="https://img.ppkao.com/2018-08/chenfang/2018082414252792534.jpg" />
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