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- degraded primary beam 减量原射线
- 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。
- He was degraded for disobeying orders. 他因不服从命令而受到降级处分。
- He degraded himself by cheating and telling lies. 他因欺骗、撒谎而损害了自己的人格。
- 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
- A foul, degraded condition or place. 污秽，可鄙的境地或场所
- The state of being degraded; degeneration. 降低，堕落被降低的状态; 衰退
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- A degraded and squalid class or state of human existence. 下等阶层人类生活中一种堕落的，邋遢的阶层或状态
- 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。
- Only a degraded person could have done such a thing. 只有堕落的人才干得出这种事。
- 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。
- 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。
- 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
- Only a degraded person can do such a thing. 只有堕落的人才干得出这种事。
