A series of HTPB-based PBX with different mechanical modulus were prepared by varying curing parameters or content of HTPB. The impact sensitivity of the PBX was characterized by H_(50) drop height.
通过改变端羟基聚丁二烯（HTPB）基PBX的固化参数与黏结剂的含量，制备了一系列具有不同模量的PBX，利用50%特性落高法对其撞击感度进行测试。
The important parameters that influence the mechanical property of the paving layer on an orthotropic steel bridge deck are the paving layer thickness and modulus of the asphalt concrete surfacing.
影响正交异性钢桥面铺装层力学性能的重要参数有铺装层的厚度和沥青混凝土铺装层的模量。
The elastic modulus is one important mechanical performance index of plastic concrete.
弹性模量是塑性混凝土的一项重要力学性能指标。
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