名词
中文翻译：中等硬度钢材
同义词：
['medium-hard steel', 'medium-grade steel例句：1. This type ofsteel is commonly used in construction projects.（这种钢材常用于建筑项目中。）2. The steelwas so hard that itcould not be easily bent.（这种钢太硬了，以至于它不容易弯曲。）3. The steelplates are being tested for theirstrength and durability.（这些钢板正在测试其强度和耐用性。）']
例句：
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1. This type ofsteel is commonly used in construction projects.
这种钢材常用于建筑项目中。
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2. The steelwas so hard that itcould not be easily bent.
这种钢太硬了，以至于它不容易弯曲。
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3. The steelplates are being tested for theirstrength and durability.
这些钢板正在测试其强度和耐用性。