# 合约常见问题

- [移动止盈止损功能使用说明（App）](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/yi-dong-zhi-ying-zhi-sun-gong-neng-shi-yong-shuo-ming-app.md)
- [为什么更差的限价单以市价成交？](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/wei-shen-me-geng-cha-de-xian-jia-dan-yi-shi-jia-cheng-jiao.md)
- [为什么我的限价单没有被成交？](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/wei-shen-me-wo-de-xian-jia-dan-mei-you-bei-cheng-jiao.md)
- [强平机制与强平价计算（USDT 合约）](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/qiang-ping-ji-zhi-yu-qiang-ping-jia-ji-suan-usdt-he-yue.md)
- [合约的最新价格和标记价格说明](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/he-yue-de-zui-xin-jia-ge-he-biao-ji-jia-ge-shuo-ming.md)
- [限价单为何没有被成交？](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/xian-jia-dan-wei-he-mei-you-bei-cheng-jiao.md)
- [为什么账户有资产，却无法开仓？](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/wei-shen-me-zhang-hu-you-zi-chan-que-wu-fa-kai-cang.md)
- [永续合约的仓位保证金在没减仓的情况下为什么会减少](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/yong-xu-he-yue-de-cang-wei-bao-zheng-jin-zai-mei-jian-cang-de-qing-kuang-xia-wei-shen-me-hui-jian-sh.md)
- [资金费用机制说明](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/zi-jin-fei-yong-ji-zhi-shuo-ming.md)
- [如何管理风险和尽责交易](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/ru-he-guan-li-feng-xian-he-jin-ze-jiao-yi.md)
- [为什么总价值低于未实现盈亏？](/yubit/cn/qi-ta-bang-zhu/chang-jian-wen-ti/he-yue-chang-jian-wen-ti/wei-shen-me-zong-jia-zhi-di-yu-wei-shi-xian-ying-kui.md)
