engraving

Properties of the etched optical fiber temperature sensor with metal coating;

金属敷层刻纹光纤温度传感器的特性研究

The results of experiment show that the characteristics of this sensor depend on the structure parameters of etched fiber sections and the type of metal coating material.

介绍一种新型的金属敷层刻纹光纤温度传感器 ,对其测温原理进行了研究。

In the light of the groove construction of cement concrete pavement and the maintaining engineering of the cement concrete pavement after long-term usage, KWZ-160 type self-cutting groover for cement concrete pavement has suc cessfully been developed.

针对水泥混凝土路面的刻纹施工和水泥混凝土路面长期使用后的养护工程,成功地研制出KWZ-160型自行式水泥混凝土路面刻纹机。

In 1987 a jade ornament with incised designs was unearthed from the tomb M4 at the Lingjiatan page 112 to 120.

1987年在安徽省含山县凌家滩墓地第四号墓中曾出土一件刻纹玉饰,现收藏于故宫博物院。