单词	powder-choosing machine
释义	powder-choosing machine 选粉机
随便看	scavenge valve chest scavenging Scavenging ability scavenging action scavenging action of element in seawater scavenging activated oxygen scavenging activity scavenging activity on free radical scavenging agent scavenging air scavenging-air scavenging air belt scavenging air blower scavenging air box scavenging air box firing scavenging air chamber scavenging air damper scavenging air duct scavenging air manifold scavenging air non-return valve scavenging air pipe scavenging air plate valve Scavenging air plate valve complement scavenging air port scavenging air pump