成人一区二区三区,69精品人妻一区二区三区蜜桃乛,91 在线 一区,国产乱国产乱老熟300部视频,国产亚洲欧美精品一区二TI
English
ADDRESS: HOME > PRODUCT CENTER > BRAND
BRAND
HYDRO-BIOS: Biological Bottom Dredge
Category: Fluvial Benthic Sampler
Art.No.: 438 610
Keywords: Biological Bottom Dredge
Supplier: Qingdao Watertools Technology?Co., Ltd.
Introduction:

The Biological Bottom Dredge is a compact sampler to be towed along the bottom for collection of biological or mineral specimen. The dredge has a rugged rectangular stainless steel frame with a size of 50 x 20 cm. It is delivered with a pair of folding V-Arms and a bridle for connection to the towing line. A sturdy net bag of 6 mm mesh size, protected by a heavy canvas cover, is attached to the rear of the frame. The net bag is 60 cm long. The weight of the complete dredge comes to approximately 9.5 kg.