null基本解釋
形容詞零值的; 等于零的; （協(xié)議） 無(wú)法律效力; 失效的
null網(wǎng)絡(luò )解釋
1. 空的：壓縮的時(shí)候,有一定的 bitrate,如果前面的畫(huà)面太難壓縮,用掉太多 bit,到了這個(gè)畫(huà)面時(shí) bit 用光了,無(wú)法分配 bit 給這個(gè)畫(huà)面使用,這時(shí)這個(gè)Frame 無(wú)法壓縮,只好 drop 掉, 產(chǎn)生一個(gè)空的(Null) Frame.
2. 無(wú)效：由于本文采用間接法計算應力場(chǎng),因此模型建立與網(wǎng)格剖分必須與溫度場(chǎng)的計算模型相同,將空氣與感應線(xiàn)圈單元設為無(wú)效(NULL)單元,溫度場(chǎng)所用單元PLANE55轉換為結構單元PLANE42,保持單元數與結點(diǎn)數不變.
3. null：nul; 空行;空值
null詞典解釋
1. (協(xié)議、宣言或選舉結果)無(wú)法律效力的，無(wú)效的
If an agreement, a declaration, or the result of an election is null and void, it is not legally valid.
e.g. A spokeswoman said the agreement had been declared null and void...
女發(fā)言人稱(chēng)該協(xié)議已宣布無(wú)效。
e.g. The declaration was null and void as it was proclaimed in completely illegal circumstances.
該聲明無(wú)效，因為它是在完全非法的情況下宣布的。
null英英釋義
noun
1. a quantity of no importance
e.g. it looked like nothing I had ever seen before
reduced to nil all the work we had done
we racked up a pathetic goose egg
it was all for naught
I didn't hear zilch about it
Synonym: nothingnilnixnadaaughtciphercyphergoose eggnaughtzerozilchzipzippo
adj
1. lacking any legal or binding force
e.g. null and void
Synonym: void