另一条经验就是客户机类并不属于一个域包。
Another rule of thumb is that client classes do not belong in a domain package.
由于作者没有绕线包的经验，这个变压器是完全手绕的。
Since the author had no experience with winding transformers, this transformer was wound by hand.
由于作者没有绕线包的经验，这个变压器是完全手绕的。
Since the author had no experience with winding transformers, this transformer was wound by hand.
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