Manys studies showed that angiopoietin-1(ANG-1) could stimulate coronary collateral artery formation and angiopoietin-2(ANG-2) might inhibit angiogenesis by inhibition of ANG-1.
目的：本研究拟探讨冠脉严重狭窄患者血清血管生成素-1，血管生成素-2浓度与冠脉侧支形成的关系。
The volumetric storage density of ANG can be 3/4 of CNG at 1/6 the gas pressure in laboratory research.
实验室水平的吸附式天然气（ANG）储气只需用CNG约1/6的压力即可达到其3/4的体积能量存储密度。
The volumetric storage density of ANG can be 3/4 of CNG at 1/6 the gas pressure in laboratory research.
实验室水平的吸附式天然气（ANG）储气只需用CNG约1/6的压力即可达到其3/4的体积能量存储密度。
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