constant expression
常見例句
- We cannot use an constant expression "that designes the adress… ", but could we use a converted constant expression?
我們不能用一個(gè)常量表達(dá)式,設(shè)計(jì)了地址……”,但我們可以使用轉(zhuǎn)換常數(shù)表達(dá)式? - If the expression can be verified as a constant, then a constant expression (which is available for optimization) is used.
如果發(fā)現(xiàn)表達(dá)式是常量,那麼就使用可以優(yōu)化的常量表達(dá)式。 - Extract Constant is similar to Extract Local Variable, but you must select a static, constant expression, which the refactoring will convert to a static final constant.
Extract Constant 與 Extract Local Variable 相似,但是您必須選擇靜態(tài)常量表達(dá)式,重?fù)k工具將會把它轉(zhuǎn)換成靜態(tài)的 final 常量。 - And we can simplify this expression as saying negative e squared over 4 pi, epsilon nought r squared. Epsilon nought is a constant, it's something you might see in physics as well.
也會遇到它,在這裡,你可以就把它,理解爲(wèi)一個(gè)轉(zhuǎn)換系數(shù),我們需要做的。
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