基本解释：半度量
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The concept of semi pseudo-metrics on lattices was provided,several kinds of decomposition of a pseudo-metric on a lattice as a sum of two semi pseudometrics are given,the relations of the topologies derived by them were discussd,and the relation between the semi pseudo-metric on lattices and the non-negative modular function on lattices is also discussed.提出了格上的半伪度量函数的概念，给出了格上伪度量函数的几种分解，即，将伪度量函数表示为２个半伪度量函数之和，讨论了它们在格上的诱导拓扑之间的对应关系，并且研究了格上的半伪度量与非负模函数之间的关系。
The author proves theorem on contracting maps for halfmetric space and the existance of solution and the Continuousness of integral operator integral equation in Orlica space.证明了半度量空间中的压缩映像原理 ,并应用其证明了Orlica空间中一类积分方程解的存在性及积分算子的连续性 。
The acute toxicity tests indicated that 24,48,72,96 h LC50 for Brocarded carp at 25～27 ℃ were 30.急性(dú)性试验表明,在25~27℃下,24,48,72,96 h的半致死质量浓度(LC50)分别为30。
The experimental results showed that the 24,48,72,96 h LC50 values were 25.4℃的条件下,分别研究了甲醛、三丁基锡对方斑东风螺幼体的急性(dú)性影响,实验结果表明,甲醛对方斑东风螺幼体24,48,72,96 h的LC50(半致死质量浓度)分别为25。
