To allow research in this field, accurate and standardised methods should be utilised to measure airway alterations in disease and following therapy. 在這一領(lǐng)域進(jìn)行研究，需要使用精確和標準化的檢測方法用以測定在疾病中和治療后氣道的改變。
One of the ICAO's chief activities is standardization, the establishment of international standards, recommended practices and procedures covering the technical fields of aviation. 標準化是國際民用航空組織的一個(gè)重要活動(dòng)，即建立航空技術(shù)領(lǐng)域內的國際標準，建議措施和程序。
