ballasting

常见例句

• Pig iron used as permanent ballast.
  压载铁做为永久性压舱物的生铁
• The ship was furnished with ballast.
  船上装了压舱物。
• The ballast placed in the ship can keep the ship steady.
  放在船上的压舱物可以保持船的平稳。
• The ballast may be thrown out to make the balloon go higher.
  沙袋可以拋掉以使气球飞得更高。
• Arc lamps require a current-limiting ballast.
  弧光灯需要一个限流镇流器。
• Not stabilized or properly stabilized by ballast.
  不稳定的未用压舱物稳住的
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