宣(xuan)傳(chuan)欄有前(qian)開門]和(he)后開門之分,前(qian)開門用(yong)玻璃鎖,后開門用(yong)普通鎖具(ju)就可以,內容(rong)(rong)多是寫真畫面或紙張(zhang)內容(rong)(rong)。而為了遮擋陽光和(he)雨(yu)水,-般(ban)會有頂棚(peng)。木(mu)材(cai)的宣(xuan)傳(chuan)欄多用(yong)在(zai)園林中(zhong),這種宣(xuan)傳(chuan)欄不太實用(yong),-般(ban)只能(neng)(neng)張(zhang)貼戶外寫真畫面。由于木(mu)質的傳(chuan)欄不能(neng)(neng)把內容(rong)(rong)藏(zang)于玻璃內部,只能(neng)(neng)裸(luo)露在(zai)外面,所以內容(rong)(rong)得(de)不到保護。