ȯ°æ±âÁØ(ü»ÌÑÐññÞ) environmental standards
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ȯ±âÀåÄ¡(üµÑ¨íûöÇ) ventilator fan(coaches)
ȯ»ê(üµß©) converted rate of weight, equivalent weight, converted weight
ȯ»ê±¸¹è(üµß©ÎþÛÕ) equivalent grade
ȯ»ê±Ëµµ¿¬Àå(üµß©ÏùÔ³æÅíþ) equated track length
ȯ»ê·®¼ö(üµß©Õàâ¦) rated cars, converted number of cars