nginxにcer形式の証明書を使用させることはできますか？

acmeを使用してドメイン証明書を自動的に更新していますが、acme.sh生成された証明書の形式はcer次のとおりです/root/.acme.sh/ttt208.com_ecc/ca.cer。 nginx は pem 形式を使用します。 nginxにこの形式を使用させることはできますかcer？ cer ファイルは次のようになります。

[root@ops001 ttt208.com_ecc]# cat fullchain.cer
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

-----BEGIN CERTIFICATE-----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PTNlclQtgaDqw+34IL9fzLdwALduO/ZelN7kIJ+m74uyA+eitRY8kc607TkC53wl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-----END CERTIFICATE-----

-----BEGIN CERTIFICATE-----
MIIFYDCCBEigAwIBAgIQQAF3ITfU6UK47naqPGQKtzANBgkqhkiG9w0BAQsFADA/
MSQwIgYDVQQKExtEaWdpdGFsIFNpZ25hdHVyZSBUcnVzdCBDby4xFzAVBgNVBAMT
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TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh
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AQUAA4ICDwAwggIKAoICAQCt6CRz9BQ385ueK1coHIe+3LffOJCMbjzmV6B493XC
ov71am72AE8o295ohmxEk7axY/0UEmu/H9LqMZshftEzPLpI9d1537O4/xLxIZpL
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Dfvp7OOGAN6dEOM4+qR9sdjoSYKEBpsr6GtPAQw4dy753ec5
-----END CERTIFICATE-----