hf

例句:

• E hf then shows that the frequency would redshift.
  来自SA
• Do not use oils, salves, ointments, or HF skin burn treatments.
  禁止使用油 、 油膏 、 药膏或HF皮肤烧伤的处理办法.
  
• The biggest increase was on the cheapest model, the CRX-HF. That car had a 1990 base price of $9,145.
  涨价最快的是最便宜的车型CRX-HF，那款车1990年的基价是9,145美元。
  
• Reactions in liquid HF are known that illustrate also amphoteric behavior, solvolysis, or complex formation.
  已知在液态HF中,也能说明两性行为溶剂分解或络合物形成作用的反应.
  
• When a photon loses energy, its frequency redshifts E hf.
  来自SA
• Does anyone here apply LF HF swix wax to their skis daily ?
  来自SA