Because oil fields need the water injection well monitoring device, design a kind of flow rate automatic flow valve that is applied in the water injection well monitoring device.
结合油田注水井监控装置的需要，设计了一种流量自动调节阀，用来配合注水井监控装置的使用。
Methods The preparation process of breviscapine injection was optimized by orthogonal design methods; The clarity of breviscapine injection was evaluated by acceptable rate through visual inspection.
方法采用正交实验对灯盏花素注射液的制备工艺进行优选：用灯检率的高低来衡量灯盏花素注射液的澄明度。
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