查询词典 alpha

In microbeam experiment, cells on a dish are individually irradiated by a predefined exact number of alpha particles, allowing the effects of exactly one alpha particle traversals to irradiate significant numbers of cells.

荷电粒子微束(Charged-particle Microbeam)是一种将粒子束斑的直径限制在微米量级范围内，并将预定个数的粒子注入到细胞中某一特定位置一种辐射装。。。

The stopping power and range of alpha particle in media are given by SRIM code, the alpha-neutron cross section is from charged particle library in JENDL, and the neutrons are treated by MCNP code.

粒子的射程与阻止本领用SRIM程序计算，截面取自最新的JENDL带电粒子库，次级中子跟踪使用MCNP程序。

A one-dimensional ion-cyclotron-resonance driven three-fluid model for the slow solar wind consisting of electrons, protons and alpha particles was constructed with emphasis on the effect of flow tube parameters on the alpha particle abundance.

建立了离子回旋共振机制驱动的一维三元（电子、质子、alpha粒子）低速太阳风流管模型，重点分析流管参数对alpha粒子丰度（定义为alpha粒子与质子数密度之比）的影响。

The high-correctness C/O energy spectrum logging system features use of fast neutron in deuterium and tritium reaction along with alpha particles flying technique to log, and is composed of neutron counter tube accompanied by alpha particles test system, neutron shielder, gamma ray detector, fact electric timer and computer for data acquisition, processing and control.

本发明提供一种高准确度的碳／氧比能谱测井系统，该系统是将氘氚反应快中子伴随α粒子飞行时间技术用于碳／氧比能谱测井，包括具有伴随α粒子探测系统的中子管，中子屏蔽体，γ射线探测器，快电子学定时部件以及数据获取、处理和控制计算机。

Alpha brasses contain less than 40% zinc ; beta brasses (40-45% zinc ) are less ductile than alpha brasses but stronger.

黄铜的含锌量低于40%，β黄铜含锌较多(40～45%)可锻性较α黄铜差，但强度大。

Tumor necrosis factor-alpha may injure vascular endothelial cells by many ways, and the injury of vascular endothelial cella can accelerate the release of tumor necrosis factor-alpha, which can injure the vascular endothelial cells again.

肿瘤坏死因子α可通过多种途径损伤血管内皮细胞，血管内皮细胞的损伤又促使肿瘤坏死因子α的释放，再次损伤血管内皮细胞，两者互为因果，形成恶性循环。

From left to right above the moonlit peaks, the stars of Auriga give way to bright giant star Aldebaran eye of the Taurus the Bull, the Pleiades star cluster, alpha Ceti, and finally alpha Phoenicis of the Phoenix.

在群峰上方的星空由左至右，还可以见到金牛座的亮巨星毕宿五(Aldebaran；牛眼)、昴宿星团、天囷一、及凤凰座的最亮星火鸟六。

Dan Creston, Chief Operating Officer of Alpha Packaging, says Alpha抯 acquisition strategy is to identify well-run companies with good balance sheets that can immediately benefit from Alpha operational efficiencies.

丹克雷斯顿首席运营官阿尔法包装说，阿尔法抯收购战略是确定经营有方的公司具有良好的资产负债表，可以立即受益于阿尔法抯运营效率。

Lyman-alpha blobs are so called because they strongly emit radiation due to the Lyman-alpha emission line of hydrogen gas.

Lyman-α云球名字的缘由是因为在氢气的Lyman-α谱线有强发射。

At visible wavelengths, the strongest emission line in this pattern is in the red part of the spectrum and is known as "Hydrogen-alpha" or just H-alpha.

在可见光波段，特征谱线中最强的发射线是光谱中红端的部分，就是人们熟知的"氢—α"或"H—α"。

The receding calculations and experiment analyses in this subject are built on the blood cast of pig tongue.

本研究课题的前期工作是采用猪舌血管铸型模拟人舌而进行的数值计算与实验分析。

"Each human infection constitutes an opportunity for genetic modification of the virus through reassortment, mutation, or both...."

&每一次人类的感染都暗藏着一次基因修改的机会，无论是通过病毒的整合、突变或者兼而有之。。。。&