In the event of exceedance of the odour limit, the Permit Holder shall improve the existing air scrubbing system to contain the odour level at the site boundary of the WKTS to within 2 Odour Units.是什么意思_In the event of exceedance of the odour limit, the Permit Holder shall improve the existing air scrubbing system to contain the odour level at the site boundary of the WKTS to within 2 Odour Units.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句