平太阳 [
píng tài yáng]
[天] mean sun
- 回归年是平太阳两次通过平春分点的时间间隔。
The tropical year is the interval between two transits of the mean Sun through the mean Equinox. - 北京时间是东经120度经线的地方平太阳时,不是北京当地的平太阳时。
Beijing is 120 degrees east longitude meridian where the Sun Ping, Beijing is not the local level when the sun. - 版材启封答在半暗室或黄色安全灯下举行,切勿在日平灯或太阳平下启封。
Plate breaks should finish in a darkroom or yellow safety lights, do not use in fluorescent lights or breaks in the Sun.
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