常闭型两位三通电磁阀动作原理：给线圈通电，气路接通，线圈一旦断电，气路就会断开，这相当于“点动”。【电磁阀的分类_电磁阀的工作原理图】常开型两位三通单电控电磁阀动作原理：给线圈通电，气路断开，线圈一旦断电，气路就会接通，这也是“点动”。 两位五通双电控电磁阀动作原理：给正动作线圈通电，则正动作气路接通(正动作出气孔有气)，即使给正动作线圈断电后正动作气路仍然是接通的，将会一直维持到给反动作线圈通电为止。
NEWPORT TILTING CAMERA MOUNT NIKON 50mm LENS MICROSCOPE
LEYBOLD INFICON QUADREX-200 SCU MASS FILTER CONTROL GAS
LFC-7300 LIQUID FLOW CONTROLLER WATER /CHEMICAL /SLURRY
MOTORIZED LINEAR MOTION GSI LASER SCANNER GALVO MOTOR
LOT 6 DEUTERIUM LAMP USHIO XENON SHORT / FREE SHIP
LOT 4 NIHON SEIKI PNEUMATIC CYLINDER / ACTUATOR / ROLLE
EXLAR SR LINEAR SERVO ACTUATOR SR31 / CABLES / SENSORS
NEW MEIJI STEREO ZOOM MICROSCOPE HEAD STAND POSTS BASE
NEW MELLES GRIOT 6" VACUUM CHUCK OBJECTIVE LENS ALIGNER
SMC SIERRA MONITOR GAS CALIBRATOR 1250 CALIBRATION KIT
MOLECULAR DEVICES SpectraMax 190 TOP COVER ENCLOSURE
Lot 4 Laserscope Laser Focusing CoolSpot Handpiece Part
SONY CMA-D2 ADAPTER PANASONIC CAMERA TAMRON 210mm LENS
