荷兰式拍卖是一种最初出现在荷兰鲜花市场的拍卖方式.Dutch auction is a first appeared in the Netherlands flower auction market.荷兰式接吻从开始到结束都要在脸颊的同一侧.The Dutch kiss begins and ends on the same cheek.C2C类 电子商务 的主要内容就是互连网上的荷兰式拍卖.The main content of C ...
通过试验研究了焊条药皮碱度对熔敷金属脱硫脱磷行为的影响.Effect of basicity of electrode coating on desulphidation and dephosphorization is studied.耐火材料的脱磷作用有利于提高钢水及钢材质量.Eliminating phosphorus from the fireproof material will improve the quality of ...