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- This focused primary beam of gallium ions is rastered (scanned) on the surface of material to be analyzed.As it hits the surface ,a small amount of material is sputtered or dislodged from the surface. 这聚焦的镓离子原射束在被分析的材料表面作光栅式扫描，当接触表面时，少数材料会从表面飞溅或喷出。
- Hence a series of measurements were made both in air and in water phantom in attempting to estimate the dose level outside the primary beam of 14 Mev neutron from a D-T neutron generator. 为了估计来自氘-氚中子发生器的14百万电子伏中子主要射柱外的剂量水平，我们在空气及水假体中做了一序列的测量。
- Analysis on the reliability standard of primary beam of plain steel gate 平面钢闸门主梁可靠度校准分析
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Application of 0.618 Method on Calculating Absolute Maximum Deflection of Primary Beam 计算主梁绝对最大挠度的数学模型与0.;618法
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Primary education comes under the umbrella of local government. 小学教育受地方政府的保护。
- He only accepted the primary education off and on in his childhood. 他小时候只断断续续地接受过初等教育。
- Analysis of errors in taking primary beam as the fixed hinged bearing of secondary beam 将主梁作为次梁不动铰支座处理的误差分析
- The primary reason for advertising is to sell more goods. 做广告的根本目的是要多出售货物。
- Research of Primary Beam Exposure Rate of Medical Diagnostic X-ray Units in Jiaozuo 焦作市医用诊断X射线机有用线束照射量率调查
- Collins was nosed out by his opponent in the primary. 柯林斯在初选中就被他的对手击败了。
- Not derived from something else; primary or basic. 基本的不是从它物派生的; 原本的或基本的
- We lost the New Hampshire primary. 我们在新罕布夏州的初选失利了。
