neutron bombardment method是什么意思

网络释义

用法例句

~(189)W was produced via the reaction ~(192)Os(n,α) in 14 MeV neutron bombardment of nature osmium.

用14MeV中子轰击天然锇靶,取道~(192)Os(n,α)反应生成~(189)W。

a radioactive transuranic metallic element produced by bombarding plutonium with neutrons.

一种放射性超铀元素，用中子轰击钚时产生。

a radioactive metallic_element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor.

一种放射性金属元素，类似碲和铋，见于铀矿，但能通过用中子轰击铋的核反应制造。

In an experiment, a beam of known intensity impinges on a target.

在实验中，用已知强度的粒子来击轰靶。

fast atom bombardment ion source

快（速）原子轰击离子源

ion bombardment secondary electron image

离子轰击二次电子像

molecular-beam electron bombardment detector

分子束电子轰击探测器

Biochemical Application of Fast Atom Bombardment Mass Spectrametry Analysis

快原子轰击质谱法在生化分析中的应用

the member of a bomber crew responsible for using the bombsight and releasing the bombs on the target.

轰炸机编队中负责运用轰炸瞄准器和投弹击中目标的轰炸员。

In cathode ray tubes, the small area on the screen surface which is bombarded by the electron beam.

在阴极射线管中,屏幕表面上受到电子束轰击的小区域。

Flak hails on the plane.

高射炮火像雹子般轰击飞机。

The crystals were cleaned by argon ion bombardment.

结晶体由氩离子轰击而净化。

Surface effects of W18Cr4V high speed steel substrate irradiated by Nitrogen ion beams

氮离子束轰击W18Cr4V高速钢的表面效应

Later on, we observed that aluminium and boron, when irradiated by alpha rays do not emit protons and neutrons alone, there is also an emission of positive electrons.

后来，我们观察到，铝和硼经a射线轰击，不仅仅排出质子和中子，还排出正电子。

One squadron peeled off to attack enemy bombers.

一中队战机脱离编队攻击敌轰炸机群.

One squadron r=# cc0066> peeled off to attack enemy bombers.

一中队战机脱离编队攻击敌轰炸机群。

A bomber had been brought down by the anti-aircraft fire.

一架轰炸机被高射炮火击中了。

Then they zap the results with a stream of particles from the laboratory's elderly proton synchrotron.

等一起就绪，他们便用实验室里的老式质子加速器产生某种粒子流，轰击云室中的大气层。

Determination of 29 pesticide residues in tobacco by gas chromatography-electron impact ionization mass spectrometry

气相色谱-电子轰击离子源质谱法分析卷烟和烟叶中29种农药的残留