Trough the study of the vertical distribution characteristics of organochlorine pesticides in the sediment core, the pollution history of organochlorine pesticides in Quanzhou Bay was discussed.
通过研究有机氯农药在沉积物柱样中的垂直分布特征，探讨了有机氯农药在泉州湾的污染历史。
Through the analysis of 84 samples collected from the core B-3GC in the northern Okinawa Trough, a high resolution dinoflagellate cyst record of the Holocene has been obtained.
通过B - 3gc柱状样84个样品的分析，获得了冲绳海槽北部全新世高分辨率沟鞭藻孢囊记录。
This flexible feature allows the screw conveyor auger and tube to bend around equipment or facility obstructions that would prevent the use of solid core or u-trough conveyor types.
这一灵活的功能允许螺旋输送机灵活地与生产设配配合使用。
This flexible feature allows the screw conveyor auger and tube to bend around equipment or facility obstructions that would prevent the use of solid core or u-trough conveyor types.
这一灵活的功能允许螺旋输送机灵活地与生产设配配合使用。
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