effective gage length

例句：

1. 1.The engineer used a laser to measure the effective gage length of the beam.
   工程师使用激光测量光束的有效测量长度。
2. 2.The construction crew had to adjust the effective gage length of the scaffolding to ensure stability.
   建筑工人必须调整脚手架的有效测量长度以确保稳定性。
3. 3. The manufacturer claims that their product has an effective gage length of 5 meters, which is longer than mostcompetitors.
   制造商声称他们的产品有效测量长度为5米，比大多数竞争对手都要长。