The bi component polyurethane coating of water proofing was synthesized by T 80 polyether polyol and coal tar. The properties of the coating film were tested and the effect factors were studied.
采用T-80聚醚多元醇与煤焦油为主要原料，合成了双组分聚氨酯防水涂料，对涂膜性能进行了测试，并对其影响因素进行了研究。
The coating performance and technology have a great effect on the surface quality of cast-pipe and t…
涂料性能与涂料使用方法强烈影响铸管表面质量和管模使用寿命。
The results showed that choosing of proper manners of surface treatment and adhesive coating as well as setting of pressure, thickness of adhesive and curing condition were helpful to improve t...
结果表明，在粘接过程中采用适当的表面处理方法、涂胶方式，确定适当的加压压力、涂胶厚度和固化条件，有利于减小粘接件拉伸强度数据的分散性并提高粘接强度。
Objective To isolate CD4+ T lymphocyte subpopulation by antibody-coating immunomagnetic beads and evaluate the efficacy of detective methods.
目的应用抗体包被免疫磁珠分离CD4 +T淋巴细胞亚群，并检测其效果。
The embedded nanometer diamond particles don′t change the structure of Ni-P matrix, but coarsen the surface of the composite coating with a large number of spherical particles.
纳米金刚石的嵌入不改变复合镀层的结构，但使镀层表面形成不平整的、微小球粒堆砌状形貌。
Conclusion Direct antibody coating of immunomagnetic beads can isolate CD4 + t lymphocyte subpopulation effectively.
结论用直接包被法制备的免疫磁珠具有较好的分离CD 4 +T淋巴细胞亚群效果。
In the paper, the protective measures in repairing the disbonded coating, overhauling the coating and installing sufficient CP devices, which can effectively elongate t…
提出加强管道防腐层检补漏、大修和增设阴极保护装置等措施是延长管道使用寿命的最佳方法。
In the paper, the protective measures in repairing the disbonded coating, overhauling the coating and installing sufficient CP devices, which can effectively elongate t…
提出加强管道防腐层检补漏、大修和增设阴极保护装置等措施是延长管道使用寿命的最佳方法。
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