safety pin
【运输】安全关闭阀【生活】安全关闭阀
safety shut-off valve
暂无补充释义。
相关词条
skin: protective clothing, boots/safety shoes, PVC gloves,
safety measure
occupant safety
safety standard
food safety
industrial safety
safety interlock
safety shut-off valve
暂无补充释义。
safety pin
skin: protective clothing, boots/safety shoes, PVC gloves,
safety measure
occupant safety
safety standard
food safety
industrial safety
safety interlock