1. Single layer "floating" of silk screen bonding: it is the part of the screen surface where the warp or weft is on top.

2. The three single layers of fishing nets are:

1. Single layer means only one layer of single mesh.

2. The third floor has a cover on the outside.

Compared with single-layer fishing nets, four- and three-layer fishing nets have multiple outer layers of net sleeves and inner nets with net bags, so the fishing effect is relatively better.

1. Fishing net, as the name suggests, is a net used for fishing. Ancient people used coarse cloth and hemp as raw materials, and made fish nets by bundling and rolling them. Although this kind of fishing net is perishable and has poor toughness, its fishing efficiency has been greatly improved.

2. Structural materials of special fishing tools. More than 99% are processed from synthetic fibers. There are mainly monofilaments, multifilaments or multi-monofilaments of nylon 6 or modified nylon. Polyethylene, polyester, polyvinylidene chloride and other fibers can also be used. With the development of fisheries, the objects of fishing and hunting are not only fish, but also the fishing tools have kept pace with the times.