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- Secondary production is defined as the rate of production of new biomass by heterotrophic organisms. 次級生產力的定義是異養有機體的新生物量的生產速率。
- Positions on the chromatograph of intermediate 1 and secondary product B were determined, and endpoint control of the reaction was established according to the chromatograph. 確定了該反應中間體1及副反應產物B在色譜圖上的位置,根據色譜圖建立反應的終點控制;
- Both the alcohols and aldehydes are secondary products of the oxidation. 醇和醛兩者為氧化的次級產物。
- Secondary production is the manufacturing and assembly process. This involves converting raw materials into components, e. G. Making plastics from oil, and assembling the product e. G. Building houses, bridges and roads. 第二級產品是屬於製造和匹配的過程。它涉及到把原材料轉換成為組成單元,例如,製造用油作原料的塑料製品,也涉及到產品的分配,例如,構建房屋,橋樑和道路。
- Previous studies have indicated that marsh primary production not only supports the food web within the salt marsh,but also provides trophic support for estuarine secondary production. 鹽沼濕地是初級生產力較高、物種較為豐富、食物網結構和碳流途徑十分複雜、並具有重要生態功能的特殊生態系統類型之一。
- The transpired air does not include any oil content, which remove the vexation of the facilities with air and the secondary products polluted the oil. 排出的空氣不含油份,解除油對用設施和二次產品污染的煩惱。
- The effect of 6 grazing intensities on growth of yak and the secondary productivity of sward was studi-ed. 試驗研究了6种放牧強度對氂牛生長及草地第二性生產力的影響。
- The transpired air does not include any oil content, which remove the vexation of the facilites with air and the secondary products polluted the oil. 排出的空氣不含油份,解除油對用設施和二次產品污染的煩惱。
- Slags from primary and secondary production 初級和次級生產產生的爐渣
- The transpired air does not include any oil content,which remove the vexation of the facilites with air and the secondary products polluted the oil. 排出的空氣不含油份,解除油對用設施和二次產品污染的煩惱。
- Glucosinolates are nitrogen-and sulfur-containing natural plant secondary products found mainly in the Brassicaceae family. 芥子油苷是一類含氮、含硫的植物次生代謝產物,主要分佈於十字花科植物。
- Salt slag from primary and secondary production 初級和次級生產產生的爐渣鹽
- Salt slags from secondary production 次級生產產生的鹽爐渣
- He hit the tennis ball over the net. 他把網球打過了網。
- The ball glanced off the goal post into the net. 球撞到球門柱上斜飛入網。
- The net weight of this jar of coffee is 180 grams. 這瓶咖啡凈重180克。
- Caliche crusts are secondary products formed by the dissolution of meteoric water on former lithified sediments and rocks during their exposure into subaerial vadose environments. 鈣結殼是土壤層之下的岩石在出露地表滲流帶環境內受大氣雨水的溶解,並通過上覆土壤層的淋濾而成的產物。
- Slap-up products include artificial graphite and calcined petroleum coke;Secondary products include calcined anthracite and natural crystallitic graphite. 高檔產品為人造石墨,煅燒石油焦,中檔產品為煅燒無煙煤,天然微晶石墨,低檔產品為冶金焦,煤粉。
- If I lose my job, I've got no safety net. 我丟掉這份工作就無計可施了。
- The fish tangled in the mesh of the net has died. 那條卡在網眼上的魚已經死了。