1) Continuous circular extraction
连续循环提取法
2) sequential extraction
连续提取法
1.
In this experiment, phosphorus fixation and release characteristics were studied with added different concentrations of P (water∶soil is 1∶20) and sequential extraction.
通过向水稻土中加入不同量的磷(水土比为20∶1)进行培养,并利用连续提取法,对水稻土磷的固定和释放特性进行了研究。
2.
The speciations of heavy metals(Cu,Pb,Zn,Cd and Cr )in sediments from Lake Taihu are analyzed using a sequential extraction proce dure.
用连续提取法分析了太湖沉积物5种重金属的地球化学形态,对地球化学形态的组成和地理特征进行了分析研究。
3) successive extraction
连续提取法
1.
The better extracting method and kinetic model for describing the release and rate of soil non exchangeable K were discussed with Elovich, Second order kinetic models by 0 50 mol· L -1 HNO 3, 0 01 mol·L -1 oxalic acid and H resin successive extraction under constant temperature and pot exhaustion of ryegrass.
采用Ca2 + 饱和土壤的 0 50mol·L- 1硝酸、0 0 1mol·L- 1草酸和氢质阳离子交换树脂恒温连续提取法 ,利用Elovich和二级动力学模型 ,结合生物吸钾试验 ,研究探讨了描述土壤非交换性钾释放及其速率较为理想的连续提取法及其动力学模型。
2.
The difference of soil K release rate under the condition of various successive extraction and the relation between K release rate and K availability were studied by use of Elovich model combining with the test of 1 mol·L -1 HNO 3(85 ℃), 2 mol·L -1 HNO 3(20 ℃) and H resin successive extraction(20 ℃) at constant temperature and pot exhausion of ryegrass.
以 1mol· L-1HNO3 (85℃ )、2 mol· L-1HNO3 (2 0℃ )和氢质阳离子交换树脂恒温连续提取法 (2 0℃ ) ,利用 Elovich模型 ,结合生物吸 K试验 ,研究了不同连续提取条件下土壤 K素释放速率的差异及其与K素有效性的关系 。
4) reverse circulation continuous sampling
反循环连续取芯
1.
Possibility of application on reverse circulation continuous sampling with hollow air-driven DTH hammer in oil and gas exploration drilling;
贯通式空气锤反循环连续取芯钻井技术在油气勘探工程中应用的可行性探讨
5) reverse circulation and continuous coring(sampling)
反循环连续取样
6) Tessier sequential extraction procedure
Tessier连续提取法
1.
[Method] The concentration and the chemical speciation of Cu in urban soils of Urumqi were studied by using Tessier sequential extraction procedures.
[方法]采取Tessier连续提取法,对乌鲁木齐市6种不同功能区表层土壤中Cu的含量及其化学形态分布进行了研究。
2.
[Method]Total contents and five chemical fractions of copper,lead and zinc in two representational cropland deep soils collected from Mount Lotus mine area in eastern Guangdong were analyzed using Tessier sequential extraction procedure.
[方法]选取广东某金属硫化物矿区外围2个代表性的农田深层土壤样品,运用Tessier连续提取法分析其铜、铅和锌的总量和5种化学形态。
补充资料：尔法-拉伐尔法连续皂化
分子式：
CAS号：
性质：采用封闭式离心机，皂化、洗涤、整理均在混合器中进行。用阿尔法-拉伐尔离心机进行皂粒-废液、皂基-皂脚的连续分离，在皂化器中油与碱液的进量依靠独特的黏度传感器进行自动控制。装置最小能力为1.0t/h。
CAS号：
性质：采用封闭式离心机，皂化、洗涤、整理均在混合器中进行。用阿尔法-拉伐尔离心机进行皂粒-废液、皂基-皂脚的连续分离，在皂化器中油与碱液的进量依靠独特的黏度传感器进行自动控制。装置最小能力为1.0t/h。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条