报道了硼酸镁晶须的合成研究结果.The result of study on synthesis of magnesium borate whisker has been reported.本研究确定了硼酸镁晶须合成的一系列工艺条件.We determined a series of technology data for synthesis of magnesium borate whisker....
There are two types of underwriting arrangements: best efforts and firm commitment.股票承销由两种组织形式: 最佳效果型和严格承诺型.That business includes securities underwriting, stock and bond trading and merger advice.投资银行业务包括证券承销 、 股票和债券交易以...