A comparative study on 2μm continuous wave laser vaporesection of the prostate and transurethral electrovaporization resection of prostate for the treatment of BPH;
2μm激光汽化切割术与经尿道前列腺汽化电切除术治疗良性前列腺增生疗效比较
With steam as gastification agent,the present paper investigates the reactivity and kinetics of six kinds of typical Chinese anthracite chars gasification with steam by means of thermogravimetric analysis at any temperature between 920~(1 050) ℃.
以水蒸气为汽化剂,采用热重方法,在920~1050℃条件下,研究了6种典型中国无烟煤焦的水蒸气汽化特性。
The gasification at the negative pressure is an important unsteady flow phenomenon in the pipeline.
在建立负压汽化管段数学模型的基础上,对管道在负压汽化后压力波动时的汽化量、其随压力变化的规律、气体吸收、气泡消失等问题进行了试验和理论探讨。