beryllium造句

• However the toxic properties of beryllium limit its application .
  然而铍的毒性限制了它的作用。
• Toxicity problem in manufacturing and storage might be alleviated by coating beryllium with aluminum .
  但如果用铝包覆铍，则可避免加工过程中及储存期间的中毒问题。
• The acute symptoms of contact of beryllium with the mucous membrane of the eye and upper respiratory tract include itch, and rhinorrhea .
  眼睛粘膜和上呼吸道粘膜若接触铍，其急性症状是发痒、灼烧和流鼻涕。
• Methods for determination of beryllium in magnesium alloys
  镁合金中铍的测定方法
• Methods for determination of beryllium in copper alloys
  铜合金中的铍含量测定方法
• Standard test methods for chemical analysis of beryllium
  铍化学分析的标准试验方法
• Determination of beryllium content - scr spectrophotometric method
  分光光度法测定铍量
• Hygienic standard for beryllium in drinking water sources
  生活饮用水源水中铍卫生标准
• Standard specification for copper - beryllium alloy wire
  铜铍合金丝标准规范
• Standard specification for copper - beryllium alloy seamless tube
  铜铍合金无缝管标准规范
• Standard specification for copper - beryllium alloy rod and bar
  铜铍合金条材和棒材标准规范
• Standard test methods for beryllium in water
  水中铍含量的标准试验方法
• Test method for thermal conductivity of beryllium oxide ceramics
  氧化铍瓷导热系数测定方法
• Specification for beryllium copper crinkle washers
  铍铜卷曲垫圈规范
• Technical requirements of commercial purity beryllium oxide powder
  工业纯氧化铍粉末技术条件
• Specification for copper beryllium crinkle washers
  铜铍波纹垫圈规范
• Copper and copper alloys - determination of beryllium content
  铜及铜合金化学分析方法铍量的测定
• Methods for determination of beryllium in aluminium and aluminium alloys
  铝和铝合金中铍的测定方法
• Nonsparking beryllium copper alloy tools
  无火花的铍铜合金工具
• Energies and transition rates of low - lying excited states for beryllium
  铍低激发态的能量和跃迁几率