数读 meaning in Chinese

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The field descriptors allow integers and decimal number to be read and written .
字域说明符允许把整数和十进制数读入和打印出来。
You must read it and the data it points to using a callback function
必须使用回调函数读取它和它所指向的数据。
Reads the current element value as a single - precision floating - point number
将当前元素值作为单精度浮点数读取。
Reads the text content at the current position as a double - precision floating - point number
将当前位置的文本内容作为双精度浮点数读取。
Reads the text content at the current position as a single - precision floating point number
将当前位置的文本内容作为单精度浮点数读取。