... Yangtze Valley fever 释义：扬子(江流域)热,日本血吸虫病 sedimentary drainage 释义：沉积流域 catchment basin 释义：集水池,流域,集水盆地,汇水盆地 ...
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drainage sedimentary 水系沉积物
Buffer extended the compressed air cooling and steam condensation of time, buffer automatic drainage function to avoid the liquid water in the bottom of the container sedimentary likely.
缓冲器延长了压缩空气冷却以及蒸气冷凝的时间，缓冲器的自动排水功能避免了液态水沉积在容器底部的可能。
Sedimentary soil shall be cleared when reaching 50% of the capacity. Sedimentation tank shall be cleaned or sand therein shall be replaced in case of drainage difficulty.
当沉积土达容量的50％时，清理沉积泥土；当沉淀池排水不畅时，清理或替换砂砾；
By using sulpho acid to dissociate samples, using spectrophotometric method to determine micro-chrome in drainage sedimentary is very easy and simple with low cost.
采用王水分解样品，分光光度法测定水系沉积物样品中微量铬，方法简便，易操作，成本低。
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