ASTM D4132-1982(2012) 标准详情
- 标准号:ASTM D4132-1982(2012)
- 中文标题:用圆锥拖网对可繁殖海洋浮游植物取样的标准实施规程
- 英文标题:Standard Practice for Sampling Phytoplankton with Conical Tow Nets
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1982
3. Significance and UseTop Bottom 3.1 The advantages of conical tow nets are as follows: 3.1.1 They are relatively inexpensive, easy to construct, and highly versatile in a variety of surface waters.
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