Resinite is a rich n1aceral in Teriary humic coal,boghead-cannel coal and oil shale fromHuangxian Coalfield.
黄县煤田第三纪腐殖煤、藻烛煤、油页岩显微组分富含树脂体。
Resinite is a rich n1aceral in Teriary humic coal,boghead-cannel coal and oil shale fromHuangxian Coalfield.
黄县煤田第三纪腐殖煤、藻烛煤、油页岩显微组分富含树脂体。
Materials and Methods: The 40 moloar teeth without alveolysis within one week, were tied with steel wire, treated with root cannel filling or resinifying therapy.
方法:40例患折裂后1内就诊无及疾的,钢丝结扎患,并进行管充填术或塑化术。
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