"relay rating"是什么意思呢?“output TL41.R:230Vac 3A max relay rating"

relay rating是什么意思呢?“output TL41.R:230Vac 3A max relay rating relay是什么意思 请问relay是什么意思啊? rating中文是什么意思 AA rating是什么意思 rating中文是什么意思 audience rating是什么意思 reliability-rating是什么意思 石油上的Rating是什么意思 街头篮球rating等级是什么意思 rating rating the Olympic Torch Relay请问是什么意思 Speakers of these cultures often read oral presentations from carefully retain manual scripts.这里的oral presentations和retain是什么意思啊?They don’t relay well to speakers who read from a manual script.这里的relay呢? auxiljary relay dhcp relay Enclosure rating rating sticker