Click the Exhibit button. What is the result？（） ["The code will deadlock.","The code may run with no output.","An exception is thrown at runtime.","The code may run with output "0 6".","The code may run with output "2 0 6 4".","The code may run with output "0 2 4 6"."]
论述离心式压缩机的转子如何检修。
塞柄结合器主要用于（） ["连接刀具","连接塞柄","平衡压力","全部包括"]
（）是液化气体充装后检查的内容之一。 ["复秤；","实测瓶内压力是否在规定范围以内；","气瓶是否超期；","颜色标志"]
简述房地产的自然特性有哪些？
干摩擦
