Extreme care must be taken to the selection of the empirical constant.

必须特别注意这个经验常数的选择。

youdao

Extreme care must be taken to the selection of this empirical constant.

必须特别注意这一经验常数的选择。

youdao

Extreme care must be taken to the selection of this empirical constant.

必须特别注意这一经验常数的选择。

youdao