Odorization pumps are specially designed diaphragm plunger metering pump, plunger travel of the exercise machine lock, each time to maintain a constant output.
加臭泵是专门设计的隔膜式柱塞计量泵，柱塞的运动行程机械锁定，每次输出量保持恒定。
2
Using variable reflective mirror, as a soft edge diaphragm, the intensity distributions of output laser are improved.