Sea surface and bottom constituted sound propagation environment of the neritic acoustic duct field.
海面与海底构成了声源浅海海域波导场的声传播环境。
Objective To isolate fungi from sea sediment and sea water samples collected from the neritic environment in Qingdao, screen their antitumor activity and study on their fermentation condition.
目的对青岛海域海水、海泥样品进行真菌选择性分离培养，并对其发酵物进行抗肿瘤活性筛选及活性菌株发酵条件的研究。
Because of the low cost, simple construction, the Neritic Concrete Pile Foundation Platform is proved to be a feasible facility for exploitation of the oil and gas resource in shallow sea.
浅海混凝土桩基平台由于其造价低廉，施工简易，为浅海油气资源开发提供了一条可行的途径。
应用推荐