涨潮和落潮交替更迭.The flood and ebb tides alternates with each other.季节更迭, 农事的波涛淹没了家庭的慈爱.The seasons succeed one another, and waves of farm work swept over domestic affection.人人都知道这回不只是通常那种内阁更迭.Everyone knew that this time more ...
该线是由聚酯亚胺树脂涂制而成的 、 热级为180的铜包铝漆包圆线.This is a kind of enameled Cu - AL round wire, thermal class 180, coated by polyester resin.也可用于生产铜包铝 、 铝包钢线及铝塑、钢塑复合管.Also can be used to produce copper - covered aluminum, aluminum - cov...