spot field investigation

基本解释

Spot field investigation and load carrying test on highway RC bridges in Liaoning Province were carried out.
实地调研辽宁省公路钢筋混凝土梁桥的损伤和病害情况，并参与一座梁桥的荷载试验。
Both of them are absolutely necessary in on-the-spot investigation, serving the realization of effective field inspection.
两者是实地勘验必不可少的手段，都是为实现有效的现场勘验服务的。
Through the field work and the on-the-spot investigation of the users, places and times concerned of Shanghai subway, we have identified 25 needs on the part of the users.
通过对上海地铁真实的使用者、真实的地点和真实的时间的调研，我们分析出25项上海地铁使用者的需求。