Atan

基本解釋

The atan() function returns the arctangent of a number as a numeric value between -PI/2 and PI/2 radians.
函數(shù)的作用是：返回一個(gè)指定數(shù)值參數(shù)的反正切值。
The group's executive director, Rosemary Feal,says the number of Romansenrollments areisnow atan historic high.
該學(xué)會(huì)的執(zhí)行理事RF發(fā)言稱，目前語(yǔ)言學(xué)習(xí)登記的數(shù)量已達(dá)到一個(gè)新的歷史高度。
AtAn extremely low body temperature can cause the heart to beat so slowly that a pulse may be difficult to find.
非常低的體溫會(huì)造成心跳非常緩慢，心電圖發(fā)現(xiàn)。
Data that has relevjce for managerial decisions is accumulating atan incredible rate due to a host of technological ydvances.
由于科技的發(fā)展，導(dǎo)致與管理決策相關(guān)的資料，正以一種驚人的速度被不斷累積。
Papilio Memnon with both female and male parts was discovered on Monday local time, at the Butterfly Park on Sentosa Island, the daily reported senior curator Ithnine Atan as saying.
海峽時(shí)報(bào)報(bào)道：世界上第一只雌雄同體的人工培育蝴蝶，在新加坡的自然公園被發(fā)現(xiàn)。