zero insertion

基本解釋

If this argument is zero, the insertion mark will be placed before the item.
如果此蓡數(shù)是零，則將插入標(biāo)記放置在指定項(xiàng)之前。
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Zero places the insertion point immediately to the left of the first character.
將插入點(diǎn)設(shè)爲(wèi)零時(shí)，插入點(diǎn)會(huì)立即移至第一個(gè)字元的左邊。
Phase shift brought by natural binary refraction does not exist in the modulator, there is no zero-field leakage, temperature stability is very good, and insertion loss is small.
這種調(diào)制器的優(yōu)點(diǎn)是不存在自然雙折射引起的相位延遲，沒有“零場(chǎng)泄漏”，溫度穩(wěn)定性好，插入損耗小等。