kē / xué / shí / yàn / zhōng / de / cháng / dù / tōng / cháng / àn / zhào / guó / jì / dān / wèi / zhì / lái / biǎo / shì科学实验中的长度通常按照国际单位制来表示。Length in scientific experiments is usually expressed according to the International System of Units.