Carbon availability in grains restricted by source was the sum of carbon assimilation from the photosynthetic organs and remobilization from the vegetative organs after anthesis.
源限制下的可获取碳源取决于花后光合器官生产的即时光合产物和营养器官向籽粒转运的储存光合产物。
Phytoplankton growth depends on the availability of carbon dioxide, sunlight, and nutrients.
浮游植物的成长取决于二氧化碳，阳光以及养分的多寡。
The only problems with carbon fiber are its high cost, and availability.
唯一的问题，与碳纤维是其成本高，和可用性。
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