HSn70-1 brass U shape tube on heat exchanger cracked when it was having ammonia leak test after.
取换热管的碎片制作了试样,抛光后表面采用5%的FeCl_3和10%的HCl的溶液腐蚀,利用Nicon-300金相显微镜进行显微照相,对换热管在氨渗漏试验过程中经历过的环境进行分析,发现这是一种应力腐蚀破坏。
Objective To estimate the relationship between methionine loading test(MLT) and the peripheral neuropathy of diabetic Patients.
目的评估蛋氨酸负荷试验(MLT)与糖尿病周围神经病变的关系。
Objective To study the relationship between coronary heart disease and methionine loading test (MLT) and to evaluate the role of MLT.
目的 研究蛋氨酸负荷试验 (MLT)与冠心病的关系。
Objective To study the change in plasma homocysteine(Hcy) after methionine loading test(MLT) and its significance in patients with peripheral neuropathy of type 2 diabetes(DPN).
目的研究2型糖尿病周围神经病变(DPN)蛋氨酸负荷试验(MLT)后血浆同型半胱氨酸(Hcy)变化及意义。