Objective To investigation on skin test criterion and injection of tetanus antitoxin ( TAT ).

目的探讨破伤风抗毒素 ( TAT ) 皮试结果判断标准和注射方法.

互联网

Anti - corrosive protection , related finishing process and quality test criterion for Caiyuanba bridge guardrail are introduced.

介绍了菜园坝大桥护栏的防腐涂装 、 配套涂装工艺及质量检测标准.

互联网