我队自1963年起设计和试用了一种适合于三、四等三角测量的小型四脚钢标。经过几年来的试验与使用，我们认为这是一种比较理想的小钢标，很受作业人员的欢迎。本刊第七期已介绍了钻杆标的情况，在这里，我们想将我们的角钢小钢标也介绍出来，供各兄弟单位因地制宜地试用。 Since 1963, our team has designed and tested a small four-legged steel standard suitable for triangulation of three, four and other triangles. After several years of testing and use, we think it is an ideal small steel standard, very popular with operators. This issue of the seventh edition has introduced the situation of the drill pipe standard, here, we want to introduce our small steel angle bar, for the brothers unit trial.