特黄A级毛片免费视频,精品久久亚洲中文无码,国产精品综合一区二区在线观看,中文字幕无码家庭乱欲
English
ADDRESS: HOME > PRODUCT CENTER > APPLICATION
APPLICATION
KC-Denmark: Triangular Dredge
Category: Triangular Dredge
Art.No.: 19.500
Keywords: dredge, Triangular Dredge
Supplier: Qingdao Watertools Technology?Co., Ltd.
Introduction:

The KC BIOLOGICAL DREDGE is made of heavy duty AISI 316 stainless steel. The triangular frame is furnished with a row of teeth guiding plants and algae into the bottom of the net.

A coarse meshed 2 cm Nylon net of 100 cm length for collecting biological and/or mineralogical samples is mounted on the frame.

A fine meshed net can on request be mounted inside the coarse net for collection of zooplankton.

The dredge is held in position by guiding arms welded to each corner.

特黄A级毛片免费视频,精品久久亚洲中文无码,国产精品综合一区二区在线观看,中文字幕无码家庭乱欲