麻豆精品在线久草熟女|色情一区二区三区|国产一级片国产特级片|亚州特级黄片在线免费观看|中文人妻少妇有码Av|日逼黄色毛片久久精品久久日|欧美黄色短片网站|无码在线资源黄色免费看视频|日韩无码1区2区3区|亚洲夜色在线五月天激情影院

單詞乎

allowable noise level

音標(biāo)[??la??bl n??z ?l?v?l]
allowable noise level是什么意思、allowable noise level怎么讀

allowable noise level漢語翻譯

容許噪聲電平

allowable noise level例句

  1. The allowable noise level in residential areas is typically set at 55 dB during the day and 45 dB at night.
    在住宅區(qū)，允許的噪聲水平通常在白天設(shè)置為55分貝，夜間為45分貝。
  2. The factory implemented measures to ensure that the allowable noise level was not exceeded during operations.
    工廠采取了措施，確保在生產(chǎn)過程中不會超過允許的噪聲水平。
0
糾錯