The trees and other plants along both sides of the road or along the median strip, as well as the installed advertisement boards and pipelines, etc., shall be kept a necessary distance away from the traffic facilities, and shall not shelter road lamps, traffic signal lamps or traffic signs, or impede the safe range of visibility, or affect the passage.

道路兩側(cè)及隔離帶上種植的樹(shù)木或者其他植物，設(shè)置的廣告牌漂亮人妻18P、管線等野狼社区精品，應(yīng)當(dāng)與交通設(shè)施保持必要的距離，不得遮擋路燈caopor超碰在线、交通信號(hào)燈国产在线不卡免费AV网站、交通標(biāo)志欧美最近激情性高潮，不得妨礙安全視距，不得影響通行激情偷乱人伦在线视频。

Safety Facilities: traffic lights, traffic signs, solar sign series, roadblocks lights, electronic warning light, road crossings deceleration zone, Wheel Locator, safety alerts cone, electronic flash road cone, crossing pillars, isolation column, Traffic precursor, reflector retaining angle, wide angle lenses, water horse, holding the command, boldface warning, railroad crossing shockproof pad, rail pads, rubber bridge stretching devices, rubber, such as reflective vests.

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Four major aspects, i.e., traffic safety, function and service, disaster prevention and control and traffic control should be considered in the design of the traffic engineering facilities of highway tunnels, which consist of traffic signs and traffic mark lines, traffic monitoring facilities, ventilation and lighting facilities, trumpet call system, fire alarming system, fire fighting and escaping facilities, power supply and distribution facilities, central control and management system.

公路隧道交通工程的設(shè)計(jì)，主要從隧道交通安全宁夏暇葩货运代理有限公司、功能服務(wù)亚洲欧美熟妇久久久另类、防災(zāi)救災(zāi)和交通管理四個(gè)方面考慮，具體由標(biāo)志和標(biāo)線秋葵视频安卓手机下载、交通監(jiān)控設(shè)施18禁尤物精品永久在线、通風(fēng)與照明控制設(shè)施、緊急呼叫設(shè)施亚洲国产成年女人久久、火災(zāi)報(bào)警一线毛片免费网站视频、消防與避難設(shè)施、供配電設(shè)施和中央控制管理系統(tǒng)與設(shè)施等組成免费黄色av网站，介紹了設(shè)計(jì)的指導(dǎo)思想最新日韩精品第二页在线观看网站视频，解釋了各內(nèi)容的功能和作用，同時(shí)指出了設(shè)計(jì)中存在的問(wèn)題美欧激情性交小说及视频。

road signs：交通標(biāo)志

44.traffic rules 交通法規(guī) | 45.road signs 交通標(biāo)志 | 46.rush hours 高峰期

repair, repair car, tow truck：清障,清障車,拖車

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traffic signs, roadsigns：道路標(biāo)志信號(hào)

signals 信號(hào)(總稱) | traffic signs, roadsigns 道路標(biāo)志信號(hào) | hand signals 手示信號(hào)