上标

It can be inferred that the alga is stressed in the high concentration of Cd(superscript 2+).

高浓度的Cd(上标 2+)对肠浒苔具有明显的胁迫作用。

The effects of Mn(superscript 2+) concentration on the root activity and the content of aloin and aloe-emodin in Aloe barbadensis Mill. were studied.

［目的］研究Mn(上标 2+)浓度对库拉索芦荟根活力及体内芦荟苷、芦荟大黄素含量的影响。

Result The results showed that the trace element Manganese had significant effect on the root activity and the content of aloin and aloe-emodin.

结果］Mn(上标 2+)对芦荟根活力以及芦荟体内芦荟苷、芦荟大黄素含量均有影响。

Activities can cause a very large release of DIN by virtue of excretion, burrowing, bioturbation and sediment resuspension. Developed cave in sediment and continual turnover of sediment by crab can improve an organic matter remineralization and ammonification, consequently reworking the DIN vertical profile in sediment.

蟹类活动造成的洞穴结构及对沉积物的翻动混合能增加沉积物中的氧气含量，促进沉积物中有机氮的矿化和NH(上标+下标 4)的释放，造成无机氮在沉积物中的剖面分布特征发生较大变化。

In the present study, the acute and sub-acute toxicity of copper on amphioxus and rosy barbs was investigated.

采用半静水实验法测试研究了重金属Cu(上标 2+)对文昌鱼和玫瑰无须鲃的急性致死毒性和亚急性毒性。

For sub-lethal tests, both rosy barbs and amphioxus were exposed to selected concentrations of copper.

亚急性毒性实验中，文昌鱼和玫瑰无须鲃分别用浓度为20%和30%的96h LC50的Cu(上标 2+)处理。

This study was designed to investigate the mechanisms of histone deacetylase inhibitors (sulfonamide anilide compound referred as the Compound') with antitumor activity against human bladder cancer cells. MATERIALS AND METHODS: Treated with different concentrations of the Compound and HCPT for different periods of time, human bladder cancer cell line BIU-87 growthwas measured by MTT assay.

材料与方法：以不同浓度的Compound和羟基喜树碱作用于体外培养的膀胱癌BIU-87细胞株；采用MTT法检测细胞生长抑制率；以流式细胞术测定不同浓度的Compound和HCPT作用前后膀胱癌细胞的调亡情况及细胞周期的变化；应用RT-PCR分析Compound和HCPT作用前后膀胱癌细胞中P21(上标 waf/cif1)mRNA表达的变化。

Sulfonamide anilide compound could inhibit human bladder cancer cell growth in vitro, most likely through induction of P21(superscript waf/cif1) mRNA expression and subsequent arrest of cell cycling at G1 phase.

Compound在体外能有效抑制对传统化疗耐药的人膀胱癌细胞生长，其抗肿瘤生长机制可能是通过上调P21(上标 waf/cif1)mRNA水平从而使细胞阻滞于G1期所致。

Effect of parameters including current density, temperature, acidity of anolyte and catholyte, concentration of nickel and NaCl in anolyte on preparation of nickel chloride solution is investigated.

研究了以镍基废合金板为原料，电流密度、温度、阳极液和阴极液的酸度、阳极液中NaCl和Ni(上标 2+)的浓度对电解制备氯化镍溶液的影响。

Concentration of Eu(superscript 3+) had different effects on anthraquinone production of roots.

Eu(上标 3+)浓度对不同类型大黄根的蒽醌产量有不同影响。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。