structural field concrete 现浇结构混凝土
field concrete exterior wall 现浇混凝土外墙
Field concrete beam-column joint 现浇混凝土梁柱节点
field pour concrete cased pile 薄壁管桩
temperature field test of concrete 混凝土温度场监测
field book concrete 现拌混凝土
field-poured concrete 现浇混凝土
In theory, the Army could use such a system to approach targets covertly and drill through concrete, steel, wood, or other materials from a stand-off distance equal to the length of a football field.
理论上,美国陆军将利用该系统实现某些目标,既通过远距离(超过一个足球场的距离)的设备对混凝土、钢铁、木头以及其他材料进行隐蔽的击穿作业。
We can't instantiate instances of abstract classes, even when all their field and method members are concrete.
我们不能实例化一个抽象类,即使它们的字段和方法都是具体的。
Status: Field-testing for self-sensing concrete in progress.
现状:自行感知的混凝土现场测试正在进行中。
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