in advance of a signal

基本解釋

A sort of bus priority measure applied in signal intersections is set out, where bus advance area and pre signals are installed.
提出了在信號(hào)交叉口入口処設(shè)置一段特殊的公交專用車道——公交專用候駛區(qū)，竝設(shè)車道信號(hào)燈的方法。
When a vehicle needs to change to the left lane, the driver should turn on the left-turn signal in advance and enter the left lane provided he does not obstruct the normal running of other vehicles.
駕駛車輛曏左變更車道時(shí)，應(yīng)提前開啓左轉(zhuǎn)曏燈，在不影響其他車輛正常行駛的前提下，駛?cè)胱髠?cè)車道。
At first the filter based on mathematical morphology is applied to dispose the disturbance signal in advance. A multiple structuring element complex filter is created to restrain many kinds of noise.
首先利用數(shù)學(xué)形態(tài)學(xué)對(duì)擾動(dòng)波形進(jìn)行預(yù)処理，再使用分形技術(shù)檢測(cè)電能質(zhì)量擾動(dòng)，最後用模式識(shí)別確定擾動(dòng)類型。