Processing study of sodium copper chlorophyll production from water lettuce leaves;
水浮莲叶制取叶绿素铜钠盐的工艺研究
This paper studied the technological process of the preparation of sodium cobalt Chlorophyllin from water lettuce leaves.
本文报道了以水浮莲叶为原料制取钴叶绿酸钠的方法及其最佳的工艺条件为:用95％乙醇在70℃提取1h,5％NaOH皂化60min,20％CoCl_2溶液钴代,2％NaOH溶液成盐。
This paper has reported the new technique of distilling sodium zinc chlorophyllin from water lettuce leaves.
本文报道了以水浮莲叶为原料提取叶绿素锌钠盐的新方法,同时探讨正交试验优化的工艺条件。
Experimental study on the pressure in the balance cavity of floating impeller;
浮动叶轮平衡腔压力的试验分析
Effect of Prochloraz,Its Formulation and Major Metabolites on the Activities of SOD and POD in Lemna paucicostata;
咪鲜胺及其制剂和主要代谢物对三叶浮萍SOD和POD活性的影响
Effect of Prochloraz and Its Formulation on the Growth of Lemna paucicostata;
咪鲜胺及其制剂对三叶浮萍生长的影响
Adsorption of Thifensulfuron on Soils and Its Effect on Growth of Lemna Paucicostata;
噻吩磺隆在土壤中的吸附及其对三叶浮萍生长的影响
Toxicity of Fenoxaprop-ethy and Cyhalofop-butyl l on Lemma Paucicostata;
氰氟草酯和精噁唑禾草灵对三叶浮萍的毒性效应
Determined methods of chlorophyll from lemma paucicostata;
以三叶浮萍(Lemma Paucicostata)为试验材料,研究了3种提取方法及6种不同提取液对浮萍体内叶绿素提取效果的影响,并测定了叶绿素在6种不同提取液中的稳定性。
The broad, floating leaf of an aquatic plant such as the water lily.
浮叶，叶枕水生植物漂浮的宽叶子，如睡莲
pondweed with floating leaves; of northern United States and Europe.
具有飘浮叶的水池草；生长于美国北部和欧洲。
impeller-diffuser clearance
(浮选机) 叶轮扩散器间隙
Leaves floated on the water.
树叶浮动在水面上。
spiral valve tray
带螺旋叶片的浮阀塔板
If I were a dead leaf thou mightest bear;
哎，假如我是一片枯叶被你浮起，
family of small free-floating thalloid plants.
自由飘浮的叶状体植物科。
Oh!lift me as a wave, a leaf, a cloud!
哦，举起我吧，当我是水波、树叶、浮云！
The falling leaf was buoyed up by a rising air current.
那片落叶被一股上升的气流浮起。
The Boundary Element Method Suitable for N-leaves Complicated Shape of Floating-ring Bearing
N-叶复杂形状浮环轴承的边界元方法
Design of Assembled Clamp for Welding Impeller of Large-Scale Flotation Machine
大型浮选机焊接叶轮的工装夹具设计
Classifying Diffient Kinds of Algae and Determining Their Chlorophyll by PHYTO-PAM
PHYTO-PAM对浮游植物中叶绿素的分类测定
Difficulty of "Romance":A Study of Drifting Clouds
“恋爱”的困难:论二叶亭四迷的《浮云》
"Some seaweeds have hollow, gas-filled floats that keep their fronds at the surface of the water."
有些海藻有空心气囊,使叶状体浮在水面。
Theory Analysis about Axial Force of Centrifugal Pump with Floating Impeller and Self-poise Ability
浮动叶轮自动平衡离心泵轴向力的理论分析
Establishment of the Co-culture of Dioscorea Zingiberensis Suspension Cells and Endophytic Fungi;
盾叶薯蓣悬浮细胞与内生真菌共培养体系建立
Establishment of Cell Suspension Cultures from Different Wheat Cultivars with Resistance to Leaf Rust;
不同抗叶锈小麦品种悬浮细胞系的建立
Construction of Camellia Sinensis Cell Suspension Culture and Primary Study on Kinetics;
茶叶细胞悬浮系的建立及动力学初步研究