It can strengthen the entire heat interchanger the transfer process, Enhanced the average heat transfer coefficient.它能强化整个换热器的传热过程, 提高管束的平均换热系数.The regional hypothermia methods are mostly epidural cryogenic liquid fillin...
The National Collegiate Athletic Association introduced drug testing in the mid-1980s.美国大学体育联合会在 20 世纪 80 年代中期开始实行药物检测。Readymade Garments, Leather Garment, Athletic Wear, Leather Apparels, Outerwear, Sportswear.采购产品成衣, 皮...
Such estimates should be considered only as crude approximations.上述估算结果只能是粗略的近似值.There are two approaches generally used to arrive at these approximations.通常有两种方法用于获得近似解析式.They are not second - order approximations, but ...