To set a restriction on the field MIDINIT so that only one character can be entered, do the following.

为了对字段MIDINIT设置限制以便只能输入一个字符，请执行以下步骤。

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Despite this, researchers in the field have found it difficult to explain exactly how caloric restriction produces these favourable effects.

尽管如此，研究人员发现很难准确解释为什么能量限制能产生如此良好效果。

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In the case of the application client, however, there is a very important restriction — the content of the name field and JNDI name field must be the identical.

但在客户端应用程序中有一个很重要的限制，那就是name字段内的内容与JNDI name字段内的内容必须是相同的。

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