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汉语拼音：rè péng zhàng

物体在温度升高时，体积(或长度、面积)增大的现象。在相同条件下，气体的热膨胀最明显。大多数物质具有热膨胀的性质，但有少数物质却具有反常膨胀的性质。参见反常膨胀”(166页)。

• In the case of solids and liquids which have very small coefficients of thermal expansion, this distinction has no practical importance.

  至于固体和液体，由于它们的热膨胀系数很小，上述区别便没有实际价值。

• The reaction comes in the form of rapidly expanding hot gases, which blast out of the rear of the jet and thus drive the aircraft forward.

  该反应以热气体极速膨胀的形式出现，热膨胀气体在喷气式飞机尾部强力排出，从而驱动飞机向前飞行。

• And the main factor impacting the interlayer fracture is the thermal expansion coefficient mismatch among the components of the joint.

  而影响接头断裂主要因素则是连接面内各部分材料之间的热膨胀系数的不匹配。

• Tetrafluoroethylene packing should be allowed to export a greater flow of energy in order to reduce the thermal expansion.

  四氟乙烯填料应允许更大流量来导出热能以减少热膨胀。

• The theory of thermoelastic mechanism for generation of a plane acoustic source by a laser pulse in liquid is elaborated firstly.

  首先阐述了激光与液体媒质通过热膨胀机制作用激发平面光声源的理论；

• Second, the thermal expansion of the flexible substrates during the fabrication process due to thermal cycling is reduced greatly.

  其二，制备过程中由于热循环而使柔性衬底产生的热膨胀明显减小。

• Thermal insulating products for building equipment and industrial installations - Determination of the coefficient of thermal expansion.

  建筑物的设备和工业设施用绝热产品.热膨胀系数测定

• The effects of formula of glass as well as heat -treated temperature and time on thermal expansion coefficient of samples have been studied.

  研究了熔制玻璃的配方、热处理温度和时间对试样热膨胀系数大小的影响。

• The fragmentation which induces thermal expansion can be neglected after the main devolatilization .

  主要挥发分析出后热膨胀引起的破碎可以忽略。