sea-bottom multiple

Three active compounds were isolated from the marine bryozoan Bugula neritina living in the South China Sea by bioassay-guiding isolation method with a combination of extraction with suitable solvent and multiple column chromatography ( Sephadex LH-20, ODS and preparative HPLC).

以中国南海海域大量生长的总合草苔虫为原料，将化学分离和活性追踪相结合，经溶媒提取和多种层析方法（Sephadex LH-20，ODS，HPLC等）分离，得到3个活性单体。

Multiple Scale Characteristics for Precipitation over the Yangtze River Valley during the Meiyu Period and Their Relationships with the Global Sea Surface Temperature

长江流域梅雨的多尺度特征及其与全球海温的关系

The combat system will ensure that the ship can engage multiple air targets such as sea-skimming missile and aircraft simultaneously.

其作战系统将确保该舰有能力应对多重空中目标，例如掠海飞行的反舰导弹和飞机。

She also sells Snowfall Ink for multiple Inks of the Sea.

她同样会以几瓶海洋墨水的价格出售落雪墨水。

These characteristics reflected the rather weak hydrolic conditions and the tendency of uniform mixing of the open sea water and the river runoff during the stage of tidal stand, and the multiple sources of the suspended matter.

这些特征反映了采样时的弱动力条件和至高平潮时湾内水体趋于均匀混合的趋势，以及研究区中悬浮物来源上的非单一性。