成人视频网站,老师洗澡时让我进去摸她那个,老汉扛起娇妻玉腿进入,强行处破女h文

濟南蓬發(fā)建材有限公司為您提供臨邊護欄、木工防護欄、工程圍擋等相關(guān)信息發(fā)布和相關(guān)資訊,敬請關(guān)注!
新聞
聯(lián)系我們
咨詢(xún)電話(huà)
15866735826

聯(lián)系:張經(jīng)理

手機: 15866735826

郵箱: 394441862@qq.com

網(wǎng)址:http://www.gyjywl.com/

地址:山東省濟南市章丘圣井工業(yè)園

基坑圍欄臨邊護欄標準高度是多少

來(lái)源:http://www.gyjywl.com/   發(fā)布時(shí)間:2021-12-10

邊欄是人們飼養各種家畜所設置的障礙物?,F今,圍欄經(jīng)常以不同的形式出現在我們的生活中,并有著(zhù)廣泛的用途和內涵。
Side bars are barriers that people put up to raise various kinds of livestock. Nowadays, fences often appear in our lives in different forms and have a wide range of uses and connotations.
臨邊護欄圍護結構
Adjacent guardrail enclosure structure
護欄桿高度為1200 mm,欄桿高1200 mm,標準長(cháng)度2000 mm。每一個(gè)齒輪都涂上紅、白、黑、黃的警示牌,中間有警示標志。底端有200 mm高的紅、白、黑、黃腳趾板。
Guard railing height is 1200 mm, railing height is 1200 mm, standard length is 2000 mm. Each gear is painted with red, white, black and yellow warning plates, with a warning sign in the middle. Red, white, black and yellow toe plates are 200 mm high at the bottom.
底板臨邊防護采用30×30 mm方鋼制作,立柱為50×50 mm方鋼,底座采用膨脹螺栓固定在地面上。
The border protection of the bottom plate is made of 30×30 mm square steel, the column is 50×50 mm square steel, and the base is fixed on the ground with expansion bolts.
坑底圍欄周?chē)O有夜間警報燈。
There are night warning lights around the fence at the bottom of the pit.
底坑邊墻邊護欄的排水措施:在防護欄桿外面設置排水溝,并采取有組織的排水措施。
Drainage measures at bottom pit side wall side guardrail: set drainage ditch outside guard rail, and take organized drainage measures.
告示板可懸掛在坑基圍欄外告示板可懸掛在內部。
Notice board can be hung outside pit - based fence and notice board no be hung inside.
上述是蓬發(fā)建材為您整理的基坑臨邊護欄相關(guān)事項,希望對您有所幫助。
The above is the foundation pit guardrail related matters arranged by Peng Fa Building materials for you, hoping to help you.

龙州县| 抚松县| 上蔡县| 桂阳县| 固始县| 马公市| 淄博市| 天祝| 万年县| 盈江县| 中山市| 甘泉县| 定州市| 山阴县| 镇赉县| 临高县| 阿图什市| 晋州市| 云林县| 左云县| 九台市| 凉山| 莎车县| 黎平县| 高唐县| 故城县| 五河县| 镇巴县| 滁州市| 乃东县| 泰安市| 赞皇县| 汶上县| 临潭县| 镇赉县| 南宁市| 色达县| 龙里县| 永新县| 定远县| 保定市|