“Air free concrete”的意思是不用空气作为混合料的结合剂的混凝土。
在英文范文中的使用情况，一般是在讨论混凝土制备或相关工程中使用的添加剂。
“Air free concrete”的意思是不用空气作为传压介质的水泥混凝土。
具体到“air free concrete”的英文范文，下面是一篇示例：
Air Free Concrete
Introduction:
Air Free Concrete is a type of cement concrete that does not require air as a medium for pressure transmission. It is a type of concrete that utilizes other means to achieve the same effect.
Properties:
Compared to traditional cement concrete, Air Free Concrete has several advantages. One of the most important properties is that it has a reduced air content, which results in a more uniform and dense structure. This makes it stronger and more resistant to corrosion.
Another advantage of Air Free Concrete is that it can be produced more quickly and easily than traditional cement concrete. This is because it does not require the use of compressed air or other specialized equipment.
Applications:
Air Free Concrete is commonly used in applications where high-quality, strong, and durable concrete structures are required. These include bridges, buildings, roads, and other infrastructure projects.
希望以上信息可以帮助到您。如果还有其他问题，请随时告诉我。
“Air free concrete”的意思是不用空气作为传压介质而制成的一种混凝土。
对于“air free concrete”的英文范文最新变化，我不太清楚您具体指的是什么意思。如果您能提供更多的背景信息或上下文，我将尽力为您提供更准确的答案。