粗碎谷物,碎米;
In order to ensure solid motor with cracked grain to be successfully launched, the strain and stress concentration at the tips of crack should be released by shoveling slot on the crack of grain surface.
工程实际中通常采用于药柱表面裂纹处铲槽的方法来释放裂纹尖端的应力应变集中,以确保药柱含裂纹的固体发动机能正常点火发射。
Mengsi Effective cracked grain heart with the operating not hand master unity, uncoordinated and not smooth, asymmetry problem.
有效破解纹饰师心手配合操作不统一、不协调、不流畅、不对称的难题。
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