叶片

• The leaves of the electroscope slowly diverge .
  验电器的叶片慢慢张开。
• Spur leaves must have good light .
  短果枝的叶片必须有充分的光照。
• Leaves and blades are cut at regular intervals .
  按有规律的间隔割取所需叶片。
• The unit is sturdy and the blades are normally deep .
  这种设备坚实可靠，叶片深度正常。
• Water wheel is a big wheel with blades around the rim .
  水轮车轮子很大，轮缘周围装有叶片。
• Explain why the vanes rotate when they are illuminated .
  试解释：叶片被照亮时为什么会旋转。
• The transacetylase system was also present in spinach leaves .
  在菠菜叶片中也存在着转乙酰酶系统。
• Fluoride injury often is characterized by tip burn of leaves .
  氟化物危害的特点是叶片顶尖灼燃现象。
• In a steam turbine, steam from pipes is directed onto the blades .
  涡轮机内的蒸汽从管内导至叶片上。
• The blade is clamped and excited into some mode of vibration .
  叶片夹好后，被激发进入某种振动状态。