第三,银粉玻璃离子具有缓慢释放氟离子的特性,而银汞合金没有。
The third , Hi-dense can release fluoride slowly, but silver amalgam alloy can't.
目的以实验方法比较银粉玻璃离子(GISRR)可塑性核桩和铸造核桩的固位力。
Objective to compare the retention of the plastic core with GISRR (Glass Ionomer Silver Reinforced Restorative) with that of the easting core.
目的:比较树脂改良型玻璃离子粘固剂和传统型玻璃离子粘固剂对正畸带环的粘接效果。
Objective: To compare the effect of resin-modified glass ionomer cement and conventional glass ionomer cement on orthodontic band cementation.
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