fragment是什么意思

网络释义

用法例句

In the paper, the distribution of fragment produced by 55MeV/u ~(40)Ar()~(17+) ions beam with tissue-equivalent biological material was investigated at different angles.

采用55MeV/u40Ar17+离子束研究了其与生物等效材料作用在不同角度产生的核碎片的分布情况,同时对各角度碎片剂量给出了相对的估计量。

In the peripheral collision of 16O at 60 A GeV in nuclear emulsion, the production of target fragments depends on the multiplicity of helium projectile fragments linearly.

在边缘作用下 ,α射弹碎片的产生与靶核碎片的产生存在线性关联 ,靶核碎片平均多重数随α射弹碎片数的增加线性减小 ,它可以很好地利用核作用几何模型来解释 。

According to situations,floated hold-up method,hold-fetch method,or vitrectomy combined with Rotated-Chipping phacoemulsification were performed.

方法　外伤性晶状体脱位及超声乳化手术中晶状体核碎块落入玻璃体腔共 17例 ( 17眼 ) ,采取适当措施灵活运用浮动托出法、利用眼内器械后段玻璃体托取法或后段玻璃体切除联合超声乳化“削梨”吸出法等不同手术技巧和方法进行处理。

The effect of nuclear fragmentation in the interactions of heavy ions with biological molecules is discussed.

讨论了重离子辐照生物中核碎裂效应,给出与此相关的核碎裂研究现状和进展。

The physical process of therapy with heavy ions is analyzed and a 3-step interaction processes of heavy ions with biomolecules is proposed,that is,nuclear fragmentation in nuclear interaction, electron excitation in Coulomb interaction,and the biomolecules relaxation in surroundings,finally leads to a new struc.

通过对重离子辐照生物组织物理过程的分析,提出了重离子与生物分子相互作用的三步物理过程,即核相互作用导致的核碎裂、库仑相互作用的电子激发和生物分子在周围环境相互作用下的弛豫,最终导致生物分子新结构的形成。

Process of projectile fragmentation in the reaction of 30MeV/u 40 Ar+ nat Ag has been simulated with the model of corrected version.

将具体的核内核子 (包括中子、质子 )密度分布引入到中能Abrasion -Ab lation模型中 ,用修正后的模型计算了 30MeV/u 4 0 Ar +natAg反应中的弹核碎裂过程 。

The projectile fragmentation and its competition with the transfer reactions have beenstudied in the reactions induced by 46.

7MeV/u的~(12)C离子轰击~(58)Ni、~(115)In和~(197)Au靶所引起的核反应中研究了弹核碎裂与转移反应的竞争,分别提取了对应于弹核碎裂和转移反应的类弹碎片的约化动量宽度,从粒子发射不稳定态的相对布居得到了不同反应系统的核温度参数。