对煅烧后的试样的氧化百分率、失重、致密层和致密层的显微结构特点作了鉴定。
Evaluation of the fired samples for oxidation percentage, weight loss, dense zone and microstructural characteristics of the zone is carried out.
讨论了各种试样形态结构的特征。
The characteristics of morphological structure of each specimen have been discussed.
通过对某型号发动机试样阶段结构可靠性实例分析，得出了较满意的结果。
And a more satisfied result is obtained by analysing the living example of the structure reliability for some solid rocket motor at the test sample stage.
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