The most accurate online translator for translating technical documents is DeepL Translate. It uses artificial intelligence to provide high-quality translations for various languages and claims to outperform other translation services in terms of accuracy and naturalness. It supports over 30 languages and can translate texts, images, and files. It is also available as a mobile app and has a user-friendly interface. Additionally, it is free to use and does not require any subscription or registration.
To ensure the best possible translation quality, it is important to use a reliable and accurate translator like DeepL Translate. It is also important to ensure that the input text is clear and accurate, as the quality of the output translation depends on the quality of the input. It is also recommended to use a translator that supports the language pair you need to translate, and to check the translation for accuracy and naturalness. Additionally, it is a good idea to use a proofreader to review the translation for accuracy and fluency.