USAID: Past da kuma Present

Tun zamanin da, wadannan wurare da aka gina da kuma yi, wanda damar kare gari, da castle daga abokan gaba kai hare-hare. Kimiyance da irin wannan tsarin ne ake kira USAID. mu tuna da darussa na tarihi, da tsoho shiri na musamman gina a cikin m wurare, misali, a cikin duwatsu, ko a mahaɗar tsakãninsu da koguna. Daga baya ya zama mashahuri a kafa a kusa da mata kagarai da ƙauyuka tsari na wucin gadi cikas a cikin nau'i na itãce, ramuka, ganuwar m duwatsu.

bukatun wartime

Kamar yadda ilimi ya zama mafi m sojojin da kuma rayayye ci gaba ma'adanin na yaki. Tun wannan lokacin zama da aka sani sojojin fortifications, lokacin da ya gina dukan filin tsanani ga tabbatarwa. Saboda da irin wannan aikin injiniya karfe gine-gine mafi inganci yin amfani da makamai da kuma kayan aikin soji, iko sojojin zama sauki, da kuma kare da abokan gaba kai hare-hare zama mafi m. Modern kufaifan iya zama daga cikin wadannan iri:

• ramuka, ramuka, wanda aka gina domin harbe-harben.
• kallo da kuma umurnin posts ne zama dole domin kiyaye ka, kuma maƙiyi matsayi da rundunar.
• tsaguwa mafaka, bunkers, mafaka tsara don kare duka biyu ma'aikata da kayan aikin soji.
• sadarwa ramuka, dubawa gallery - wannan gallery, wanda suke karkashin kasa ko a cikin wasu gine-gine tare da makasudin zuwa boye da sako.

USAID, don haka yana da wani abin dogara hanya don kare ka sojojin, mutane da kuma kayan aiki daga maƙiyi harin. Kuma kafin su yawan aka supplemented da daban-daban wucin gadi cikas kamar ramuka, scarps, Contrescarpe, tank cikas, wanda aka dauke muhimmanci aka gyara daga gidãjen, birãnensu, kuma mata kagarai. Amma a lokacin yakin duniya na biyu, da artificially gina gine-gine da aka dauke m garu matsayi kira ba m cikas. Duk wannan shi ne zai yiwu mu hada manufar "sauki kufaifan", saboda ana gina kawai da sauri.

Open ko rufaffiyar zane?

Daga cikin ra'ayi na zane fasali na irin Tsarin iya zama a bude ko rufe. Alal misali, a hada da wani bude rata, ramuka, ramuka, su peculiarity ne cewa m Tsarin aka shigar a raba wurare, ƙofar wanda aka fallasa. A irin wannan m wuri ɓõyewa daga harsasai, harsashi sartse da mahakar. USAID na rufaffiyar irin aka halitta kewayen kewaye, wanda ya samar da mafi alhẽri kariya da kuma na al'ada da makamai da kuma a kan ya fi girma, kamar makaman nukiliya.

Daga cikin ra'ayi na yi yanayi da kuma aiki halaye defenses iya zama tsawon lokaci da kuma filin. A farko an sanya mafi sau da yawa a lokacin zaman lafiya, da kuma na dogon lokaci: don ƙirƙirar su ta amfani da karfi kayan, an gudanar a ruwa da wutar lantarki, kamar yadda a wani wuri wani lokacin da sojojin ne lokaci mai tsawo. A wartime, sau da yawa gina filin kufaifan, wanda aka sanya na samuwa kayan a hannu (duwatsu, da sandunansu, gandun daji).

Yau akwai karin ci-gaba kayayyaki domin yi na karfafa kankare aka yi amfani, da wavy karfe, roba kayan halin musamman m Properties. Haka kuma, irin wannan Tsarin za a iya sauƙi hawa tare da sojoji.