requirements

• Using thumbprints satisfies all of the requirements .
  使用拇指指纹的办法能满足种种要求。
• This was a hard requirement to make or to procure .
  这是一个难以出口，也难以办到的要求。
• Sample systems can be tailored to suit customer requirements .
  试样系统可根据用户需要调整。
• This requirement manifests itself in terms of multiple sources .
  这一要求本身表明要用多震源。
• The blood requirements should be determined by the hematocrit .
  输血的需要量应根据血球压积来确定。
• The energy requirement for hydrolytic reactions is considered nil .
  水解反应所需的能量被认为是零。
• They must therefore satisfy the requirement that they be noncoplanar .
  因此他们一定满足不共面的要求。
• Due to land requirements they are commonly used in rural areas .
  由于土地的限制，通常将其建在农业区。
• Hemagglutination of some viruses has a particular ph requirement .
  某些病毒的血凝反应需要一定的PH值。
• Low base pressure is also a requirement to keep the surface clean .
  低的基本压强也是保持表面清洁所要求的。