Once the gases are mixed, there's not going to be any further net change in the system.

一旦气体混合，这个系统就不会发生任何净的变化。

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Rather than simply providing the net change over a period, this approach discloses the components that make up the change.

而不是简单地计算一个时间段的净变化，这种方法揭示了引起变化的各个要素。

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The statement of cash flows reports a business's cash receipts, cash disbursements, and net change in cash for the accounting period.

现金流量表反映了企业在一定会计期间的现金收入，现金支出，和现金净变动。

youdao

Once the gases are mixed, there's not going to be any further net change in the system.

一旦气体混合,这个系统就不会发生任何净的变化。

麻省理工公开课 - 热力学与动力学课程节选

Now the last thing is that because the neutron has no net charge, we can change neutron number.

现在，最后一件事是,因为中子没有净电子，我们可以改变中子数。

麻省理工公开课 - 固态化学导论课程节选

But it would result in no net change in tax revenues (at least as Romney measures it).

FORBES: How Will Romney Pay For Tax Cuts? Wouldn't You Like To Know.

They cut exposure overall, but did so by cutting 4, 191 gross longs and slicing 3, 927 gross shorts, which made the net change modest.

FORBES: FOCUS: Speculators Cut Bullish Gold, Silver Positions -- CFTC

The net change in the GDP estimate from the first to the second estimate of the third quarter reflects changes in several variables in addition to inventories.

FORBES: The Revised Third Quarter GDP--Better, But Not By Much