Absolute coding method in the electronic theodolite encoder encoding can be divided into single Multi-ring coding and Single-ring coding.
绝对编码法的电子经纬仪中的编码器的编码方式可以分为多码道编码和单码道编码。
Disclosed is a semi-aromatic polyamide containing oxazole ring and the related synthesis method, relating to a semi-aromatic nylon and the synthesis method.
一种含唑环半芳香聚酰胺及其合成方法，它涉及一种半芳香族尼龙及其合成方法。
The article introduces the reinforcement method of the main arch ring of arch bridge, presents the technical scheme of reinforcement and expounds the concrete construction method.
针对拱桥主拱圈的加固方法进行了综述，以实例说明了拱桥主拱圈加固的技术方案，介绍了如何具体施工的过程。
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