用weigher造句子，“weigher”造句

The structure, operational principle and control system of the annular balance weigher are introduced. The applicable conditions and the design of auxiliary equipment are described.

Technical characteristics: Multihead weigher measuring, packing weight more precision, product cost more low.

The air conveyor alarmed when air pressure loss was abnormal or tube blocked, and the feeding to screw electronic weigher was stopped at the same time.