气凝胶类材料具有较低的热导率，在火星大气环境下具有最好的隔热性能，但无法规避粉尘污染及机械耐久性等问题。
Aerogel material has lower thermal conductivity and performs best in the atmosphere of Mars, but the problems of dust control and mechanical durability cannot be avoided.
从这个意义来说，混凝土的机械特性、耐久性、和非自生现象因为采用了矿物掺合剂而得到了修正[8]。
In this sense, the mechanical characteristics of concrete, durability, and non-autogenous phenomena are modified with the use of mineral admixtures [8].
零部件均由电脑数控机床精密加工，机械动作柔和稳定，耐久性卓越，功能齐全，使用寿命长。
Parts are all precisely processed by computerized digital control machine tools. The mechanical action is flexible and stable, with excellent durability, complete function and long service life.
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