The next heaviest element in the periodic table, the inert gas helium, is used for detecting cracks in pressure vessels and the like.
而在周期表里此行最重的元素,惰性气体氦,用于压力舱那类东西的小裂缝。
2
The compiler can verify that the evaluation of an XPath on an element is appropriate with respect to the XML Schema type of the element (detecting many errors at compile-time).