So-called "passive" houses are built using special materials, insulation, and heating technology so they use almost no energy for heating.

这些“被动式”房屋采用特殊的建筑材料、隔热方式和供暖技术，几乎不消耗能源用于采暖。

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The use of special materials with highest durability is one of the main requirements for the production of pressurized instrument parts.

使用特殊材料获得最高的耐久性是受压仪器零件生产中主要的需求之一。

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For conveying materials with special requirements, it is necessary to use special conveying belts with raised edges.

对于输送有特殊要求的物料，需采用特殊的档边输送带。

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