1) preemptive
[英][pri'emptiv] [美][pri'ɛmptɪv]
预先
1.
The effect of preemptive Han s acupoint nerve stimulator on postoperative pain in patients undergoing radical mastectomy;
预先韩氏穴位神经刺激对乳腺癌术后镇痛效果的影响
2) by anticipation
预先,事先
3) in advance; beforehand
预先;事先
4) before hand
预占;预先
5) beforehand
[英][bɪ'fɔ:hænd] [美][bɪ'fɔr'hænd]
ad.预先,事先
6) pre-existing nuclei
预先形核
1.
The obtained activation energies for the first crystallization is 299±10kJ/mol,with the crystallization kinetics proceeding by a three-dimensional diffusion controlled grain growth on pre-existing nuclei,where n=1.
3,是以预先形核的核心为基础的三维扩散控制生长方式为主;第二个晶化过程为残余非晶中Fe3B的形成过程,其激活能为423±12kJ/mol,Avrami指数为3。
补充资料：预先
1.在事情发生或进行之前。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条