根据降水变化可分为三个多雨期和三个少雨期。
With the change of precipitation, it divided three pluvial periods and three dry periods.
雨期开挖基坑(槽)时，应注意边坡稳定，必要时可适当放缓边坡或设置支撑。
On pluvial days excavate pit (groove), pay attention to slope stability. If necessary, low slope or set up support.
研究结果表明，沼泽湿地蒸发量在夏季少雨期高于农田，秋季多雨期低于农田；
The result shows that during rainless summer evaporation of wetland is higher than that of farmland, but during rainy autumn is lower than that of farmland.
北区年降水量变化较小。青藏高原降水量在1978年由少雨期转为多雨期，青藏高原夏季降水与孟加拉湾的水汽输送及副高的水汽输送关系密切。
And we find that the precipitation was catastrophe in 1978. The water vapor of the Bengal Gulf and subtropical high was related to the Plateau summer rainfall.
据广东天文学会预告，今年猎户座流星雨高峰期将发生在21日午夜及黎明时分。
This year's Orionid meteor shower will peak between the hours of midnight and dawn on the morning of October 21, according to the Astronomical Society of Guangdong.
一年一度的英仙座流星雨本周末达到高峰期，生活在国际空间站的一位宇航员从太空拍下了一张奇异的流星光影照。
The annual Perseid meteor shower peaked this weekend, and one astronaut living aboard the International Space Station captured a stunning view of the light show from space.
虽然北金牛座流星雨是一场相当温和的流星雨，但是今晚会是它的高峰期(11月11日至11月12日)。
Although the North Taurid meteor shower is a fairly modest shower, it is expected to peak tonight (November 11-12).
贮运过程中保持包装容器的密闭性，禁止曝晒、雨淋，本品贮存保质期二年。
During storage and transport, it should be strictly free from exposure to sun and rain, kept sealed to prevent moisture absorption after opening for use. It has a shelf life of 24 months.
贮运过程中保持包装容器的密闭性，禁止曝晒、雨淋，本品贮存保质期二年。
During storage and transport, it should be strictly free from exposure to sun and rain, kept sealed to prevent moisture absorption after opening for use. It has a shelf life of 24 months.
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