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1·The tensile compressive shear and impact properties of carbon fibre are tested.

用碳纤维进行了性能研究，测试了拉伸、压缩、剪切和冲击性能。

2·The tensile and impact properties of the specimens were measured at room temperature.

室温下测量了试样的拉伸和冲击性能。

3·The Charpy impact properties of high strength pipeline steel with different microstructure were investigated.

研究了具有不同微观组织类型的高强度管线钢的夏比冲击韧性。

4·Rare earth elements improves sulfide morphology, enhances the low temperature transverse impact properties of the plate.

稀土元素改善了硫化物形态，提高了钢板的低温横向冲击性能。

5·The preheating and interpass temperatures are 25 ~ 50c. Tensile and impact properties of the joints are almost the same as that of the matrix.

预热温度及层间温度控制在25 ~ 50为宜，接头拉伸和冲击性能与母材相匹配。

6·Results show that after various welding simulations, the grain size of austenite imposes the most significant effect on the tensile and impact properties;

结果表明，在焊接热模拟条件下，原始奥氏体晶粒尺寸是影响机械性能的主要因素。

7·The Charpy impact properties of high strength pipeline steel with different microstructures have been studied through a series of the instrumented impact tests.

采用示波冲击试验方法研究了具有不同微观组织高强度管线钢的夏比冲击性能。

8·Harder and more abrasive resistant steels are available to the designers - up to 550 BHN can be applied in certain regions, and still with acceptable impact properties.

设计师能选择更硬更耐腐蚀的钢板-有些部位能使用最高至550 BHN的钢板并且仍具有较好的抗冲击性能。

9·The justification for omission of the impact properties shall be based on the most adverse possible combination of all elements of the steel grade specification, such as.

判定冲击性能否豁免应根据最严厉的工况，还要考虑材料规范中的元素对材料的影响，例如。

10·The dynamic injection molding could simultaneously improve the tensile and impact properties, in which the improvement of the impact strength was most obvious, being up to 33%.

全程动态注塑过程能提高制品的拉伸和冲击性能，其中冲击强度提高尤其明显，最大可提高3 3 %。