铅

• The use of lead-free petrol is now being phased in .
  无铅汽油的应用现正逐步推广。
• The third conducting bar top is similar to the second .
  第三种导电铅条顶端类似第二种。
• Lead will fuse at a lower temperature than some other metals .
  铅熔化的温度比别的金属低。
• It is necessary to move an appreciable mass of ink or lead .
  必须使一定数量的墨水或铅产生运动。
• Are our children being poisoned by lead in the atmosphere ?
  我们的儿童是否受着空气中铅的毒害？
• The storage of lead oxide can be done in individual metal drums .
  铅氧粉可以放在单独的金属筒内储存。
• It 's as heavy as lead .
  重得像铅。
• Some distance above the lead block a photographic plate is placed .
  在铅块上方某一距离处放一照相底板。
• It was very handsomely built of red brick with a lead roof .
  它是用红砖建成的，非常漂亮，屋顶铺着铅板。
• Brass, copper, stainless steel, bismuth, and lead are all suitable .
  黄铜、铜、不锈钢、铋及铅都是适合的。