目的研究流行性乙型脑炎(乙脑)患者脑脊液中神经元特异性烯醇酶(nse)的含量变化及临床意义。
Objective To investigate the clinical significance of the changes of neuron specific enolase (NSE) levels in cerebrospinal fluid (CSF) of patients with epidemic encephalitis b.
一种化学机械抛光垫，包含由(A)苯乙烯聚合物和(B)二烯聚合物构成的非水溶性基质。
A chemical mechanical polishing pad comprising a water-insoluble matrix which comprises (a) a styrene polymer and (b) a diene polymer.
树脂(B)优选为不饱和键减少率为10%以上的共轭二烯聚合物环化物。
The resin (b) is preferred to be conjugated diene polymer cyclization material with unsaturated bond decrement rate more than 10%.
树脂(B)优选为不饱和键减少率为10%以上的共轭二烯聚合物环化物。
The resin (b) is preferred to be conjugated diene polymer cyclization material with unsaturated bond decrement rate more than 10%.
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