To investigate the validity of hydroxyapatite bone cement (HAC) as a slow-release carrier of bioactive factor.
探讨羟磷灰石骨水泥(HAC)作为生物活性因子缓释载体的有效性。
2
The potential factor and preventing and curing that the early crack of concrete road surface of cement endangers is important subjects among them.
水泥混凝土路面早期裂缝危害的潜在因素及防治就是其中的重要课题。
3
Resistivity apparent formation factor, apparent cement exponent, resistivity index and apparent saturation exponent of shaly sands are related to temperature.