spot sampling meaning in English

局部取样

On the basis of spot sample and laboratory experiment , authors studied the time - variant probability model early age period mechanical properties of high - strength concrete
通过现场试验建立了高强度混凝土早龄期力学性能的经时概率模型。
Based on field investigation of loess slope and spot sample test of loess slope in typical road section of existing highway and highway under construction in sanmenxia area , the stability characteristic of loess slope and the chief physical and mechanical property of natural loess in this district are studied in this thesis
本文在对三门峡地区已建和在建公路黄土边坡野外调查和对典型路段黄土边坡现场取样试验基础上，研究了三门峡地区黄土边坡的稳定性特点及天然黄土的主要物理力学性质。
The result has shown that the theoretic calculation is consistent with the spot sampling , all kinds of response state in the drag process is educed well and truly , and a good method for the problem of the equipment running is analyzed and the design of the equipment transmission is optimized
结果表明：理论计算与现场测试是一致的，这能够更为准确地得出其施动过程的各种响应状态；同时为进一步分析设备运行中存在的问题以及设备传动系统的优化设计提供了更为有力的工具。