... Inside into liquid, reflexed, etc. ). II, features: 1. The section for screening all the trapezoid. Wedge graphics width values dimension ... washing. (against) in liquid. 2. Reinforcement bar, bar, circular cross section wedge shape, according to the user's different USES, can ... safe and reliable. 2. Joints can be made into parallel connectors, the common thread joint, taper tooth joints and trapezoidal ...