cutoff grade

基本解釋

• 邊界品位；最低品位

英漢例句

雙語(yǔ)例句

• The cutoff grade systems are discussed, and it proposes that China should change from dual cutoff grade system to a single one.
  對(duì)礦石開(kāi)采品位指標(biāo)體系問(wèn)題進(jìn)行了探討，認(rèn)為我國(guó)必須從雙指標(biāo)體系轉(zhuǎn)變到單指標(biāo)體系。
• The existing method is to determine the cutoff grade of ore draw by calculating the marginal balance of revenue-expenditure of one blast step but not whole block or ore body.
  現(xiàn)行的方法是按每個(gè)崩礦步距（而不是整個(gè)礦塊或礦體）計(jì)算收支平衡條件，從而確定放礦截止品位的。
• The model considers the mining order and the grade distribution in different deposit sections and has realized the time-space dynamic combination of the cutoff grade in underground mining.
  該模型考慮礦體的開(kāi)采順序和礦床不同區(qū)段的品位分布，實(shí)現(xiàn)了地下開(kāi)采邊界品位在時(shí)間和空間上的動(dòng)態(tài)結(jié)合。
  www.jsks.net.cn

• cutoff grade更多例句

詞組短語(yǔ)

短語(yǔ)

• cutoff f grade 邊界品位
• equivalent cutoff grade 等值邊界品位
• drawing cutoff grade 放礦截止品位
• Limiting economic cutoff grade 極限經(jīng)濟(jì)邊界品位
• cutoff grade of ore drawing 截止放礦品位

• cutoff grade更多詞組

專(zhuān)業(yè)釋義

經(jīng)濟(jì)學(xué)

• 邊際品位

  This dissertation focuses on the study of economic analysis and mathematical models of open pit cutoff grade optimization.
  本論文研究露天礦開(kāi)采邊際品位經(jīng)濟(jì)最優(yōu)化的理論方法及其數(shù)學(xué)模型問(wèn)題。

  地球科學(xué)

• 最低品位
• 邊界品位