The tie will be held in Sweden on an indoor hard surface (again) and both of these guys are great indoor players (Nalbandian is more accomplished but the Swede is in better form).
主场是瑞典人的地盘，对阵双方又都是室内作战的能人（纳尔班迪安技高一筹，但瑞典人也在状态）。
The changes of surface coating, basic structures and mechanical proper-tie? in first stage turbine blade of GH220 alloy tested by engine rig for 236 hour? has been investigated.
研究了国产GH220合金涡轮叶片经236小时台架试车后的表面渗层、基体组织与合金性能的变化。
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