jsj

Meanwhile, the method that tests the focus running error by using JSJ integrating inspection instrument through an example of theodolite is introduced.

分析了大地测量仪器望远镜调焦运行误差产生的原因，并以经纬仪为例，介绍一套利用JSJ综合检验仪对其调焦误差进行检定的方法。

The situation about out-of-shelf in XiangYang store of JSJ is serious, which led to enormous damage to the business.

JSJ超市咸阳店的断货问题很严重，给企业带来了巨大的损失。

Research of properties and its application on JSJ shrinkage reducing admixture

JSJ减缩剂的性能研究与工程应用

JSJ combinatory test apparatus for precise level and theodolite

JSJ精密水准仪经纬仪综合检验仪