Ii the temperature aloft is usually lower higher than that of the surface ii氣溫一般會比地面為a低b高。
Twice a day, the observatory releases a balloon carrying a radiosonde to measure temperatures aloft, up to ten kilometres or above 天文臺每日兩次發(fā)放探空氣球,把無線電探空儀送上高空量度氣溫,高度可達(dá)10公里或以上。
Twice a day, the observatory releases a balloon carrying a radiosonde to measure temperatures aloft, up to ten kilometres or above 天文臺每日兩次發(fā)放探空氣球,把無線電探空儀送上高空量度氣溫,高度可達(dá)10公里或以上。