low let造句

• In conclusion , comparing with low let radiation , the higher let heavy - ion radiation to purified plasmid dna has more efficient biological effectiveness
  综上所述，高let重离子辐射射线与低let辐射射线相比，呈现出较高的生物学效应。
• It has extrude merit of wide applicability to fuel , high efficiency of burning , low letting of oxidenitrogen . great radio of charge regulation and rapid charge regulation
  它具有燃料适应性广、燃烧效率高、氮氧化物排放低、负荷调节比大和负荷调节快等突出优点。
• The natural gas engine gains an advantage of the cheap fuel and low let over other engines , so it is utilized universally in the field of petroleum and natural gas
  天然气发动机相对于其他动力机组，有着排放低、燃料价格低廉的优势，在石油天然气中得到广泛的应用。
• Based on the model of linear quadratic relationship of dose - response , dosimetric method for assessment of deterministic hazard of low let radiation accident exposure in accordance with different time distribution of dose were developed in the paper by means of given thresholds of deterministic effects
  辐射事故照射，除大剂量急性照射情况外，更多的还有受照延续时间不等、照射水平不一的多次受照情况，甚至尚有数天内连续受照的。
• By means of the afm made in shanghai aijian co . , ltd . and digital instruments co . , ltd ( u . s . ) , the dna strand and their fragments were observed successfully . 2 . by comparison with afm experiments of three categories of ion beams , the result has been observed in qualitatively : in the uniform dose , the higher let heavy ions have caused more double strand breaks than the lower let radiation
  通过afm对实验结果的观测，可以定性地得知：在同等剂量条件下，高let值的重粒子与低let的射线相比， dna双链断裂的数目要多一些；在相同let条件下，随剂量增加dsb的片段变短、数量增加。