结果表明，在籽粒灌浆初期，高温环境下灌浆充实的籽粒，其稻米的垩白增加、透明度变差、整精米率下降，对出糙率及精米率没有明显影响。
The results showed that at the early stage of milk filling, the grains of fully milk filling under high temperature had a higher chalkiness, lower transparency, and lower rate of white rice.
高温胁迫对叶片相对含水量和叶绿素含量无明显影响。
There has no significant effects on relative water content and chlorophyll content in leaves under high temperature stress.
返回次数对K446合金高温断裂特征和高温拉伸性能没有明显影响，但降低持久性能。
The recycle times has little effect on the fracture mechanism and tensile properties at high temperature, but reduces slightly the stress-rupture life of revert K446 alloys.
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