希腊文大写 Theta 符号 ϴ

Unlike other signs this one combines the function of the letter and the symbol. 「Theta」 is the eighth letter of the Greek alphabet. It helps to indicate temperatures and to mark zenith angle. The sign is also used in electrical engineering, theory of strength of materials and other disciplines.

It is obvious that this sign is highly necessary, so it can be typed from a keyboard very easily. Its indication in Unicode is U+03F4. But you don't have to memorize it because it is already included in Arial and Times New Roman fonts.

符号 「希腊文大写 Theta 符号」 包含在 「Greek and Coptic」 块的 「多種字母形式和符號」 子块中，并在2001年作为Unicode版本3.1的一部分获得批准。