芒果视频下载

市面上(shang)的(de)防(fang)(fang)(fang)潮墊(dian)(dian)種類不少，采(cai)購前(qian)了(le)解一(yi)(yi)下它們的(de)特(te)點并(bing)不費(fei)時(shi)(shi)。充(chong)氣(qi)墊(dian)(dian)(AirMattresses)：優點：不用(yong)(yong)說，肯定舒(shu)(shu)服，而(er)(er)且(qie)(qie)可(ke)調節(jie)柔軟度，價錢也(ye)(ye)不貴。缺點：太(tai)(tai)重(zhong)、太(tai)(tai)大(da)(da)、而(er)(er)且(qie)(qie)容易弄破。空氣(qi)墊(dian)(dian)也(ye)(ye)不能(neng)提供良好的(de)保(bao)溫。此(ci)外(wai)，對肺活量也(ye)(ye)有(you)(you)(you)(you)很(hen)大(da)(da)的(de)要(yao)(yao)求。(需(xu)用(yong)(yong)嘴來(lai)吹氣(qi)。)開放氣(qi)室(shi)式(shi)(Open-cellFoamPads)：由一(yi)(yi)種象海面一(yi)(yi)樣(yang)的(de)泡沫材料制成。優點：比(bi)充(chong)氣(qi)式(shi)更(geng)(geng)(geng)舒(shu)(shu)適、重(zhong)量更(geng)(geng)(geng)輕、更(geng)(geng)(geng)便宜、更(geng)(geng)(geng)保(bao)暖。而(er)(er)且(qie)(qie)較(jiao)重(zhong)、壓縮性(xing)也(ye)(ye)較(jiao)差(不宜攜帶(dai))、使(shi)用(yong)(yong)壽命也(ye)(ye)較(jiao)短。 首先必(bi)須(xu)考慮(lv)暖度、重(zhong)量、舒(shu)(shu)適度、耐用(yong)(yong)性(xing)和大(da)(da)小等依次(ci)重(zhong)要(yao)(yao)。其次(ci)要(yao)(yao)考慮(lv)個(ge)人的(de)主要(yao)(yao)用(yong)(yong)途。一(yi)(yi)個(ge)戶外(wai)愛好者可(ke)能(neng)會(hui)擁有(you)(you)(you)(you)適應不同環(huan)境的(de)幾種防(fang)(fang)(fang)潮墊(dian)(dian)。就象買其他東西(xi)一(yi)(yi)樣(yang)，購買戶外(wai)裝(zhuang)備有(you)(you)(you)(you)時(shi)(shi)也(ye)(ye)會(hui)讓后(hou)悔(hui)，因為實在有(you)(you)(you)(you)太(tai)(tai)多(duo)的(de)東西(xi)需(xu)要(yao)(yao)考慮(lv)，對每一(yi)(yi)樣(yang)東西(xi)都(dou)會(hui)有(you)(you)(you)(you)很(hen)多(duo)要(yao)(yao)求，而(er)(er)在大(da)(da)部分(fen)情況下，所(suo)有(you)(you)(you)(you)的(de)要(yao)(yao)求不可(ke)能(neng)同時(shi)(shi)得到滿足。選擇防(fang)(fang)(fang)潮墊(dian)(dian)也(ye)(ye)一(yi)(yi)樣(yang)，有(you)(you)(you)(you)許多(duo)需(xu)要(yao)(yao)考慮(lv)：絕緣(yuan)性(xing)(隔絕身體與地面熱交換(huan)的(de)能(neng)力(li))舒(shu)(shu)適性(xing)重(zhong)量、體積耐用(yong)(yong)性(xing)從以上(shang)條件(jian)中(zhong)做出選擇對來(lai)說很(hen)重(zhong)要(yao)(yao)，而(er)(er)考慮(lv)一(yi)(yi)下戶外(wai)計劃可(ke)能(neng)對很(hen)有(you)(you)(you)(you)幫助(zhu)。最后(hou)，一(yi)(yi)些(xie)附屬設計可(ke)能(neng)會(hui)影(ying)響決定。比(bi)如，一(yi)(yi)些(xie)防(fang)(fang)(fang)潮墊(dian)(dian)有(you)(you)(you)(you)多(duo)重(zhong)可(ke)充(chong)氣(qi)氣(qi)室(shi)，使(shi)得防(fang)(fang)(fang)潮墊(dian)(dian)的(de)厚度更(geng)(geng)(geng)容易調節(jie)；多(duo)個(ge)墊(dian)(dian)子可(ke)拼接一(yi)(yi)起；通(tong)過配件(jian)可(ke)將充(chong)氣(qi)墊(dian)(dian)改成椅子；等等。