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单选题 在圆锥体的截交中,若截交平面平行于母线但不过顶点,则截交线的形状为( )
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时间：2026-05-22 02:37:50
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题目1单选题
选择正确的主视图( )<img src="https://tihai-oss-cloud.itihey.com/img/9532c96d69590b37e17e996f7f9639a2.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/5aec6d71c44f55042a1e9572abe76a60.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/e3f1de1e0fefd7464862bd67c0dc21a6.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/d612f016dbee5c060f1d718a3628500f.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/e3b91e704361343f3ae39d8d70f2a88f.png">
题目2单选题
选择正确的左视图( )<img src="https://tihai-oss-cloud.itihey.com/img/7dcac20bd169dcd2529f6ab79a657372.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/727f73050c32746e5d68f8068ee0a539.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/3396d42718869688a707a419fcc508a3.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/0b009f04601eebf93660ad21e09b9601.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/f814eb2c195c14c476213dbea164d6fb.png">
题目3单选题
在圆锥体的截交中,若截交平面平行于母线但不过顶点,则截交线的形状为( )A. 圆B. 椭圆C. 抛物线D. 双曲线
题目4单选题
选择正确的左视图( )<img src="https://tihai-oss-cloud.itihey.com/img/ee095e52a790b5372647fc3939e051d9.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/d4210539d55ac029da48e32416a95d48.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/c9060c28f47a37f841a999e1c2f9d576.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/eb2eee86016f73945d08253bb61759f8.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/dc56df2a1640e6efa28b3ebb74d9572f.png">
题目5单选题
正确的左视图是( )<img src="https://tihai-oss-cloud.itihey.com/img/06e06e8f5f03db46ae67f26b0fcee105.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/d2872b939d8479c5276b20e8d05aff00.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/c22e6ba108b2762cfff559251ee28f0a.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/0bb034317272b3c659616f4ff1bd03da.png">
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