All in all, an alkaline way of life is both healthy and safe when done properly.

总之，当运用得当一个碱性的生活方式是健康并且安全的。

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When done properly, fire dancing is an impressive thing to gaze at, and is usually performed at night so that spectators can see fine distinctions of the presentation.

当得当，火灾跳舞是一个了不起的事情凝视着，通常是在夜间进行，使观众可以看到细微的介绍。

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When done properly, continuous integration can significantly increase developer productivity, in part by providing team members with immediate feedback via email if the build breaks.

当正确地完成后，持续集成可以显著地增加开发人员的工作效率，部分是通过在构建中断时立即用邮件将反馈提供给团队成员。

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Many federal and state regulators say fracking is safe when done properly and thousands of sites have few complaints of pollution.

WSJ: NY senators seek fracking delay to await key study

David Berger of Wholistic Pediatrics in Tampa chelates 60% of his autism patients and says the procedure is safe when done properly.

FORBES: Health

Many government regulators say the practice is safe when done properly.

WSJ: NY groups claim industry bias in fracking study