An asynchronous method can return a Future object that allows the client to retrieve a result value, check for exceptions, or attempt to cancel an in-progress invocation.
一个异步方法能返回一个Future对象，该对象使得客户端可以获得一个结果值、检查异常或者尝试取消正在进行中的调用。
Benefits Hays always been co-existing with risks, so our country's Law of Enterprises should cancel its limit to trans-investment's object and quantity.
收益从来与风险共存，我国《公司法》应取消对转投资对象和数额的限制。
Local feedback loop containing inverse model of controlled object is able to cancel feedwater disturbance and another important one, disturbance from steam flow.
由被控对象的逆对象组成的局部反馈回路可以有效地克服给水扰动以及汽包水位的另一主要扰动——蒸汽流量的扰动。
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