Traditional quiet load methods of bridge test need the heavy working range, long time to load, and usually breaking down the traffic.
传统的桥梁静载检测方法工作面大，加载时间长，通常要中断交通。
Furthermore the large expense and long test time of field test have become the impediments to determine the load-transfer model.
同时，现行确定荷载传递模型的大型现场试验需要花费大量时间和经费。
The skid bank fatigue life test of automobile transmission assembly has a long periodic time, which should go on under certain temperature and load.
变速器总成台架疲劳寿命试验周期长，并且要求其在一定温度、载荷下进行。
The skid bank fatigue life test of automobile transmission assembly has a long periodic time, which should go on under certain temperature and load.
变速器总成台架疲劳寿命试验周期长，并且要求其在一定温度、载荷下进行。
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