high strength low-alloy steels

例句：

1. 1.The new car has a high strength low-alloy steel frame.
   这款新车采用了高强度低合金钢框架。
2. 2.In the construction industry, high strength low-alloy steel is widely used for building beams and columns.
   在建筑业中，高强度低合金钢被广泛用于建筑梁柱。
3. 3. The manufacturer claims that their high strength low-alloy steel products are more durable and resistant to corrosion.
   制造商声称他们的高强度低合金钢产品更耐用且抗腐蚀。