在磁悬浮列车中，悬浮控制系统要求间隙传感器的动态特性，但无法用机械方法测试较高频率时的动态特性。
The dynamic characteristics of the gap sensor necessary for suspensive control system in maglev vehicle, are difficult to measure at high frequency by mechanical methods.
在那些探视者来访的间隙，按照医院经理的要求，我不断地和我的保险公司打电话，因为无论是医院还是保险公司似乎都不认同对方所说的情况。
In between these visits, at the request of the hospital manager, I am constantly on the phone to my travel insurance party, as neither hospital nor insurer seems to accept what the other is saying.
筛底可根据物料细度要求调整间隙，是硬质原料理想的粉碎设备。
The clearance of the sifter bottom can be adjusted according to size of the materials.
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