It dicusses two approach to calculate diameters of convex polygons,using the sign sequence of tangent function and consine function of the angle,and gives out the calcu-lating process.
算法分別討論了利用求夾角正切值符號序列和余弦值符號序列來求解凸多邊形直徑的兩種途徑,并給出了各自的算法實現(xiàn),最后對算法進行了驗證,實驗結(jié)果證明夾角符號序列算法效率高、可靠性好。
The tangent may be used to find the direction.
這方向也可用正切求得。
The reciprocal of the tangent of an angle in a right triangle.
余切直角三角形中角的正切的倒數(shù)
The tangent of the complement of a directed angle or arc.
余切有方向角或弧的補角的正切
Be sure you is right, then go ahead.
確信正確，切莫畏縮。
" You're fine. Have a drink of water."
“你一切正常，喝點水吧?！?/p>
"Just try to relax," he said, "Everything is all right.
“盡量放松一點。 一切正常?！?/p>
Everything seemed so normal.
一切看起來都那么正常。
All seemed to be going well,
一切似乎都很正常，
Is everything all right in your room?
您的房間一切都正常嗎？
Miss Rachel was in high spirits.
雷切兒小姐正在興頭上。
While Joe was slicing bacon for breakfast,
喬正在切咸肉片做早餐，
Everything will be normal again.
一切又將回復正常。
equalizer Mercator chart
赤切圓柱正形投影海圖
He is equipped with a deep sense of justice.
他具有深切的正義感。
Living room, bedroom - all was as it should be.
客廳、臥室──一切都很正常，
omnia pro rite praesumuntur
一切系正當行為之推定
The little girl was slicing through the cake.
小姑娘正在切蛋糕。
Mother was busily cutting sandwiches.
母親正在忙著切三明治。