Ammonium Bifluoride with HIGH PURITY 烘干级氟化氢铵 ; 高纯氟化氢铵
alcohol with high-purity 高纯度酒精
quartz powder with high purity 高纯石英粉生产过程
Methods of preparing nanometer strontium carbonate with high purity are also reviewed.
最后对高纯碳酸锶纳米粉体的制备技术进行了综述。
The intention of this dissertation is to prepare orderly silicon nanowires with high purity.
本论文的初期工作是制备层状有序的、含氧量低的高纯度硅纳米线。
The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.
将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；
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