In most situations this does not pose a problem but for the translation of an IDL unsigned integer type whose value falls inside the number range of its highest order bit there will be a mismatch.

在多数情况下这不会发生问题，但是当一个IDL无符号整数取值正好落在最高位所限制的取值范围中时，类型转换就会发生不匹配的错误。

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Expression that evaluates either a string containing the name of an environment variable, or an integer corresponding to the numeric order of an environment string in the environment-string table.

表达式，计算为包含环境变量名称的字符串，或对应于环境字符串表中环境字符串的数字顺序的整数。

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A least squares method for identification of non - integer order systems is introduced into frequency domain and an algorithm is presented.

提出了一类非整数阶系统的频域辨识最小二乘方法，给出了算法的详细推导过程。

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