imperfectly elastic media：非完全彈性介質(zhì)

imperfection 不完全性 | imperfectly elastic media 非完全彈性介質(zhì) | imperforate Foraminifera 無細孔有孔NFDA3

Deckellasche key-hole cover tab/U-shaped cover tab/elastic tab cover design：蓋的拉片

Deckelhaken cover hooks 蓋鉤 | Deckellasche key-hole cover tab/U-shaped cover tab/elastic tab cover design 蓋的拉片 | deckellose Kupplung coverless clutch 無蓋離合器

linearly elastic：線性彈性的

linearization線性化 | linearly elastic線性彈性的 | linearly viscoelastic線性粘彈性的

elastic mineral pitch：彈性瀝青

earth switch 接地開關(guān) | elastic mineral pitch 彈性瀝青 | electronic automatic switch 電子自動開關(guān)

Elastic penholder, plastic key clip also included：彈性penholder ,塑膠關(guān)鍵剪輯還包括

Includes roomy, multipocket pouch for other tools包括寬敞, multipocket郵袋為其他工具 | Elastic penholder, plastic key clip also included彈性penholder ,塑膠關(guān)鍵剪輯還包括 | Accessories: 配件:

彈性penholder ,塑膠關(guān)鍵剪輯還包括：Elastic penholder, plastic key clip also included

Includes roomy, multipocket pouch for other tools包括寬敞, multipocket郵袋為其他工具 | Elastic penholder, plastic key clip also included彈性penholder ,塑膠關(guān)鍵剪輯還包括 | Accessories: 配件:

perfectly elastic：完全有彈性

l 需求完全有彈性(perfectly elastic)的商品需求曲線為水平形狀,其彈性系數(shù)為無窮大,如果價格上升,則需求量馬上降低到0. l 需求完全無彈性(perfectly inelastic)的商品需求曲線為垂直形狀,其彈性為零,無論價格怎樣變化,都不影響商品的需求量.

perfectly elastic：完全彈性的

percentage error 百分誤差 | perfectly elastic 完全彈性的 | perfectly inelastic 完全非彈性的

perfectly elastic：完全彈性

perfectly discriminating monopolist 實行完全價格歧視的壟斷者 | perfectly elastic 完全彈性 | perfectly inelastic 完全無彈性

perfectly elastic body：完全彈性體

perfect machine 理想機器 | perfectly elastic body 完全彈性體 | performance 性能