人人妻人人澡人人爽人人DVD,无码人妻一区二区三区四区老鸭窝,香蕉一级婬片A片久久精,亚洲AV秘 无码苍井空,欧一美一性一交一免一费一H一D
English
ADDRESS: HOME > PRODUCT CENTER > APPLICATION
APPLICATION
KC-Denmark: Sediment Core Sampler
Category: Cylindrical Sediment Corer
Art.No.: 13.400
Keywords: Sediment Core Sampler
Supplier: Qingdao Watertools Technology?Co., Ltd.
Introduction:

Sediment sampling in shallow lakes with a maximum depth of approx. 4 m (extendable up to 6 m, but not recommended when used in small boats).

Taking a good, well-defined sample demands a half-hard sediment.