A metal structure, such as an aircraft, in which the skin absorbs all or most of the stresses to which the body is subjected.
硬壳式构造一种金属构造，如飞机，其外壳承担机身受到的全部或大部分压力。
Aluminum is a reliable metal, after all, most aircraft use aluminum, go figure.
金属铝是一个可靠的，毕竟，大多数飞机使用铝，走数字。
Aluminum is a reliable metal, after all, most aircraft use aluminum, go figure.
金属铝是一个可靠的，毕竟，大多数飞机使用铝，走数字。
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