# 如何调用API
[构造请求](https://support.huaweicloud.com/api-dcs/api-request.html)
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[认证鉴权](https://support.huaweicloud.com/api-dcs/api-authentication.html)
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[返回结果](https://support.huaweicloud.com/api-dcs/api-return-result.html)
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