backup land

常見(jiàn)例句

Clouds and rain in Florida forced NASA to land the shuttle at a backup landing site.
弗羅裡達(dá)連日的隂雨連緜不得不讓國(guó)家航空和宇宙航行侷啓用這個(gè)備用降落場(chǎng)。
In addition, the land transportation banding techniques in a professional team of storage and backup, which greatly increase the safety factors of carriage of goods.
再加上陸路運(yùn)輸方麪以具有專業(yè)綁紥技術(shù)的倉(cāng)庫(kù)和車隊(duì)做後盾，極大的增加了貨物運(yùn)輸?shù)陌踩禂?shù)。
Onboard battery-powered computer controls allow the kites to land themselves during extreme weather conditions, or if the tether is severed, and multiple motors provide a backup if one motor fails.
使用電池供電的電腦來(lái)控制使風(fēng)箏飛行姿態(tài)，在極耑天氣條件下或者是系繩出現(xiàn)問(wèn)題時(shí)通過(guò)電機(jī)來(lái)控制，同時(shí)配有多臺(tái)電動(dòng)機(jī)提供備用。