ballasting

常见例句

• Pig iron used as permanent ballast.
  壓載鉄做爲永久性壓艙物的生鉄
• The ship was furnished with ballast.
  船上裝了壓艙物。
• The ballast placed in the ship can keep the ship steady.
  放在船上的壓艙物可以保持船的平穩。
• The ballast may be thrown out to make the balloon go higher.
  沙袋可以拋掉以使氣球飛得更高。
• Arc lamps require a current-limiting ballast.
  弧光燈需要一個限流鎮流器。
• Not stabilized or properly stabilized by ballast.
  不穩定的未用壓艙物穩住的
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