2026-05-05 23:16 浏览次数 18
n. 马贩子
1. a horse dealer especially a dishonest one
Coper Oxide氧化铜
Coper hydroxide氢氧化铜
Coper foreheoffern铜棕色
horse coper马贩子
coper fluorosilicate氟硅酸铜
Coper Chlorophylline叶绿素铜
coper bron铜棕色
Coper brown铜棕色
this paper, based on cointegration theory, empirically analyses the relation of future and present prices of coper in shanghai market.
以上海期货市场的期铜为例,依据协整理论对期货价格与现货价格的关系进行了实证分析,并给出其误差修正模型。
wrot copper performs well in high temperature applications and is easily joined by soldering or brazing. wrot coper is exclusively used for fittings.
在高温环境下,铜也表现很好,而且易于通过焊接或钎焊进行连接。铜专门用作配件材料。
the zinc coper alloy pouring, the alloy constriction and supplement pouring;
锌铜合金灌铸、合金收缩及其收缩孔补灌温度试验成果;