The meteorological gradient system has started observing basic elements, including wind speed, direction, temperature and moisture since 1979.
平均场系统从79年开始进行常规气象要素的观测，包括风速、风向、温度和湿度。
Describes briefly the working principle of the gradient system in MR imager, analyzes the specific gradient failure and sums up the troubleshooting of the imager.
简要介绍了磁共振成像仪梯度系统的工作原理，并对特定的梯度故障进行了判断、分析和处理。
LC Gradient System VLIncludes gradient pump (max. pressure 400 bar) with integrated degasser, manual injector and variable wavelength detector with standard flow cell.
1220高效液相色谱仪（二元梯度泵），带手动进样器、紫外检测器，标准流通池。
LC Gradient System VLIncludes gradient pump (max. pressure 400 bar) with integrated degasser, manual injector and variable wavelength detector with standard flow cell.
1220高效液相色谱仪（二元梯度泵），带手动进样器、紫外检测器，标准流通池。
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