超重型火炮要么固定设置，要么装在火车上。 固定火炮往往设置在坚固的混凝土和钢铁堡垒中。
The super-heavy batteries are either fixed or on railway mountings, and fixed batteries are often In strong concrete and steel forts.
贫混凝土基层混凝土路面是一种适用于承受重、超重交通的路面结构，由于其种种优点，具有很大的发展潜力。
The concrete pavement with lean concrete base (LCB) is a suited kind of pavement structure for heavy and over-heavy traffic. Because of its excellence, it has good future.
这些特殊混凝土结构通常空间跨度和自重都很大，使得在施工中超高、超大、超重的梁板模板支撑架被频繁使用。
The scaffolds with great height, size and weight are used widely in these large span and self-weight constructions.
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