Measurement of biochemical markers of bone metabolism: Serum Ca, P, ALP and TRAP was measured by automatic biochemistry analyzer, BGPmeasured by radioimmunoassay;
骨代谢生化指标测量：全自动生化分析仪测血清钙、磷、碱性磷酸酶、抗酒石酸酸性磷酸酶，放免法测骨钙素；
This steam trap has a simple structure, mainly consisting of float balls and automatic emptying devices.
该疏水阀的结构比较简单，主要由浮球和自动排空装置组成。
This steam trap has a simple structure, mainly consisting of float balls and automatic emptying devices.
该疏水阀的结构比较简单，主要由浮球和自动排空装置组成。
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