Results 51 to 60 of about 831 (132)
[Embedded 3D printing of porous silicon orbital implants and its surface modification]. [PDF]
Nan Fang Yi Ke Da Xue Xue Bao, 2023 Zhao H +7 more
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[Determination of short- and medium-chain chlorinated paraffins in different components of human blood using gas chromatography-electron capture negative ion-low resolution mass spectrometry]. [PDF]
Se Pu, 2023 Yu S +6 more
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Clinical performance of intraoral digital impression for fixed prosthodontics: a Meta-analysis. [PDF]
Hua Xi Kou Qiang Yi Xue Za Zhi, 2021 Chen L, Chen C, Li ZY, Zhang Q.
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[Development of a culture chamber for mechanical loading of adherent cells with large uniform strain]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022 Wang Z, Gao L, Lyu L, Wang X, Zhang C.
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Gaoya dianqi硅橡胶复合绝缘子由于具有憎水性和憎水迁移性被广泛应用于高压输电线路中。在雨、雾、露水等恶劣条件下，由水滴造成的复合绝缘子表面放电会加速表面材料的老化、耐污闪能力的降低。已知硅橡胶表面的静态水滴会使绝缘表面的闪络电压显著下降，而水滴从空中坠落撞击硅橡胶表面的动态闪络过程尚未可知。文中通过滴水闪络试验观察了水滴撞击硅橡胶表面的动态闪络过程，分析了水滴撞击硅橡胶表面的动态闪络特性。研究结果表明，硅橡胶表面的最小闪络电压发生在水滴扩散面积达到最大值的时刻，此刻水滴所产生的闪络电压降接近静态闪络电压降的1.8倍 ...
李宗 +4 more
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[A clinical application study of digital manufacturing simple intraoral Gothic arch-tracing device in determining the centric relation of complete dentures]. [PDF]
Beijing Da Xue Xue Bao Yi Xue Ban, 2023 Zhou TF +5 more
europepmc +1 more source