Another version: hundreds of millions years ago here was a sea and an active underwater volcano that could produce not only steam but water-insoluble minerals as well.
另一种说法是：在成千上万年以前，这里是一片海洋，海底的火山活动频繁，这不仅可以产生蒸汽而且还有非水溶性矿物质等。
The nano-dopant obtained by water-based sol-gel method was well dispersive and active.
通过水基溶胶-凝胶法合成了粉体颗粒均匀、高分散性、高活性的纳米掺杂剂。
When the recovery of recoverable reserve is more than 80%, the single well fluid productivity rate will decline, the number of active Wells will reduce as the composite water cut is more than 90%.
可采储量采出程度达80%后，单井日产液、采液速度降低。综合含水达90%后，油井开井数降低。
ORESTIS BOUKOURAS S. A. is active in the production and distribution of irrigation equipment as well as in the production of plastic caps for PET water bottles.
布克瑞兹奥瑞斯特灌溉设备公司主要是制造和销售灌溉设备，也制造检验瓶子的瓶盖。
The pouch may contain an active substance within the closed volume, as well as an active substance in the water-soluble film.
所述囊袋的闭合容积内可含有活性物质以及在水溶性膜中含有活性物质。
The pouch may contain an active substance within the closed volume, as well as an active substance in the water-soluble film.
所述囊袋的闭合容积内可含有活性物质以及在水溶性膜中含有活性物质。
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