观察开始之前，必须特别注意​​所有站具有类似的气氛，也没有天气突变

观察开始之前，必须特别注意​​所有站具有类似的气氛，也没有天气突变

Hasil (Inggris) 1:

Observation before you begin, you must pay special attention to all stations have a similar atmosphere to that, there is no weather changes

Hasil (Inggris) 2:

Before starting observation, must pay particular attention to all stations have a similar atmosphere, there is no sudden change in weather

Hasil (Inggris) 3:

Before observation, special attention must be paid to all stations with similar atmosphere, and no weather mutation