制备级梯度液相层析仪 Preparative Gradient HPLC
微量制备级电泳系统 micropreparative electrophoresis system
微量制备级薄层层析法 micropreparative TLC
制备级的 preparative scale
以均聚聚丙烯(PP)为基体树脂，通过添加成核剂制备了注塑级透明pp专用料。
The transparent polypropylene (PP) special material for injection is prepared by adding nucleating agent to homopolymerized PP matrix.
目的制备度米芬渗透泵片，以控制体外释药维持零级释放达80%以上。
Objective To prepare Domiphen osmotic tablets of zero release above 80% in vitro.
利用电沉积技术，在A3钢片上制备了含有微米级空心微珠粒子的镍基复合镀层。
The Nickel micron hollow tiny pearl composite coating on A3 steel substrate was prepared by electrodeposition technique.
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