种球

Toxic effects of twelve pesticides（abamectin, endosulfan, diflubenzuron, danitol, tricyclazole, fluroxypyr, imazalil, tebuconazole, sulfapyridine, sulfamethoxazole, sulfamethazine and sulfadiazine）at low concentration（0.01mg·L-1） on the development of sea urchinembryos were investigated in this work, and the correlation between n-octanol/water partition coefficientand relative lethality rate was investigated.

为了研究低浓度下农药对海胆胚胎的毒性影响，以及正辛醇/水分配系数与致死率的关系，实验研究了12种常见农药（阿维菌素、硫丹、除虫脲、甲氰菊酯、三环唑、使它隆、抑霉唑、戊唑醇、磺胺吡啶、磺胺甲噁唑、磺胺二甲嘧啶和磺胺嘧啶）在低浓度（0.01mg.L-1）下对光棘球海胆胚胎发育的急性毒性影响。

Sunfish large sea fish that is almost round,like a ball

太阳鱼(海中的一种大鱼，体圆如球)。

Methods:The susceptibilities of 80 gonococcal epidemic strains to 8 fluoroquinolones were detected by agar dilution methods .

临床标本分离的 80株淋病流行株，采用琼脂稀释法测定淋球菌对 8种氟喹诺酮药物的最小抑菌浓度及交叉耐药情况。

By the utilization of the symmetric characteristic of the tensor,algebra relation between the elements in the tensor and refraction index ellipsoid equation,an approach base on Attenuated-total-reflection technology was proposed for the measurement of the QEO coefficient of the organic polymer.

利用该张量的对称特性、各个元素之间的已知关系以及折射率椭球公式，本文提出了一种基于衰减全反射技术的测量有机聚合物二次电光系数的方法。

By the utilization of the symmetric characteristic of the tensor, algebra relation between the elements in the tensor and refraction index ellipsoid equation, an approach base on Attenuated-total-reflection technology was proposed for the measurement of the QEO coefficient of the organic polymer.

有机聚合物材料的二次电光系数是衡量其二次电光效应的一个重要参数，其可以用一个6×6阶的张量来表示。利用该张量的对称特性、各个元素之间的已知关系以及折射率椭球公式，本文提出了一种基于衰减全反射技术的测量有机聚合物二次电光系数的方法。

Some quasi-static compressive experiments of polyurethane syntactic foam s with different density and different volume fraction of hollow glass micro-spheres are conducted.

针对几种不同密度、不同空心球填充比的聚氨酯复合泡沫塑料进行了准静态压缩实验，研究了这类材料的宏观力学性能。

So I do all the things he has taught me to do before tip-off and once the ball is in the air my mind is at ease and my body is ready to play.

这样，当球被抛向空中的一刹那，我会达到一种心神松弛身体紧张的状态来做好战斗准备。

Notebook mouse in general there are three:指点杆, trackball and touch pad.

笔记本的鼠标一般有三种：指点杆、轨迹球和触摸板。

In this interface, users can hand-written, touching and trackball of the three ways to operate, and accompanied by beautiful 3D user interface, user interface is very friendly.

在这个界面上，用户可以通过手写、触摸和轨迹球的三种方式的来进行操作，并伴随精美的3D操作界面，用户界面十分友好。

The effect of metallic surface film and wear debris on the dry sliding behavior and self generated voltage of various metal metal systems was experimentally investigated on a specially designed ball on disc tribometer.

针对几种常用金属摩擦副，在球－盘式摩擦磨损试验机上考察了金属表面膜及其磨粒对其摩擦行为和表面自生电势的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。