| 词汇 | primary-production |
| 释义 | primary production noun[ U ] PRODUCTIONukus the production of basic materials or crops, rather than of products made from them: The percentage of the work force engaged in primary production is lower than in previous decades. Compare secondary production Examples of primary productionprimary production Gross primaryproduction is a measure of the energy that a photoautotroph harvests from the sun. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Nearly all primaryproduction in the ocean occurs here. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. One problem with aluminium is the high energy cost of primaryproduction. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Their primaryproduction are bananas and coffee, they use these as cash crops. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the past few decades, multinationals have shied away from direct involvement in relatively unprofitable primaryproduction, instead focusing on inputs and processing and distribution. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Most island families have at least one member involved in primaryproduction in some form. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Or, if primaryproduction slows, climate change could be accelerated. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This results in high primaryproduction and makes the sublittoral zone the location of the majority of sea life. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. There is a relationship between light, primaryproduction, and ecological energy budgets. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Generally, the leafs are still intact and as a result, gross primaryproduction stays the same. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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