评价试验

Taken example for solving real engineering problem, the methods and steps for the analysis of the steering-wheel vibration is discussed.

为了解决某型轿车的转向盘振动问题，本文通过对影响转向盘振动的诸多因素逐一进行分析，结合先进的试验手段和CAE分析技术，找出了引发该轿车转向盘振动的主要原因是车轮动平衡质量不合格及固定转向柱管的仪表板横梁刚度不足，通过提高车轮动平衡质量，改进仪表板横梁设计，提高仪表板横梁的刚度和固有振动频率，结合道路试验进行主观评价，改进后的转向盘振动达到了平顺性要求。

The adrenocorticotropic hormonestimulation test is a widely accepted method for assessing theadequacy of adrenal function in intensive care units, but itis possible that there may be wide variations in responses tothe test over a short period of time.

在重症监护病房，促肾上腺皮质激素刺激试验是一种被广泛接受的评价肾上腺功能是否足够的方法。但是，在短时间里对该试验的反应可能具有很大的个体差异。

Methods: forty eight cases of acute bacteria respiratory or urinary tract infection were iv divided into two groups double blindedly and randomly. the experimental subjects of the two groups were given an injection of gatifloxacin mesylate glucose or hydrochloric acid levofloxacin 200 mg for 7 to 14 days respectively. the curative effect and the adverse reaction were evaluated.

呼吸道或泌尿道急性细菌性感染的门诊或住院患者48例，采用随机盲法对照试验，接受试验药甲磺酸加替沙星葡萄糖注射液或对照药盐酸左氧氟沙星注射液200 mg， bid，静脉滴注，疗程7~14 d，评价其疗效和不良反应。

In this research, many indices of drought resistance during germination stage and seedling stage were chosed to evaluate comprehensively the drought resistance of 20 Dactylis glomerata L. germplasm from abroad.

以国外引进的20份野生鸭茅种质资源为研究材料，通过萌芽期PEG模拟干旱试验、幼苗期温室盆栽试验，系统测定了干旱胁迫下鸭茅种质萌芽期种子萌发抗旱指数、胚根、胚芽，幼苗期幼苗株高、根冠比、叶片水分饱和亏缺、质膜透性、脯氨酸含量等形态和生理指标，全面分析了这些指标的变化规律，对所引进的20份鸭茅种质的抗旱性进行了综合评价。

In this thesis, the engineering property of the frozen earth in the frozen railway roadbed in Anduo section (between DK1561+975-DK1562+530) of Naquhe region of Qinghai-Tibet railway was studied indoor. The change of engineering property of the earth samples with different water content , density and temperature were researched. The influence of concentration of the diffluent salt to the frozen strength was pilot studied. The thermal conductivity of the soil was experimented. With the result and data of the tests, the earth temperature field in Anduo section was demonstrated by numerical analysis, the structure parameter of the spall revetmentd and the rubble berm was given, the stability of the railway roadbed was evaluated.

本文以青藏铁路格尔木-拉萨段那曲河地区安多段(DK1561+975～DK1562+530)冻土路基为对象，对该地区冻土的工程性质进行了室内试验研究；对不同含水率、不同压实度的土样，研究在特定温度变化范围内工程性质的变化：初步分析了易溶盐含量对冻结强度的影响：测试了土样的导热系数；在室内土工试验的基础上，根据测试结果和数据，对安多段区域地温场进行了数值模拟，分析了该工点区间内合理片石护道、碎石护坡结构参数，评价了路基稳定性。

The tribological behavior of the fluoborate nanoparticles as lubricating oil additive was evaluated by four-ball test machine,where test conditions are following: load 100～ 700 N,rotating speed 1 200 r/min,testing time 10 min.

借助TEM、XRD对表面修饰纳米氟硼酸盐微粒进行了表征，并利用四球摩擦试验机对其用作润滑油添加剂的摩擦学性能进行了评价，试验条件为载荷100~700N，转速1200r/min，时间10min。

Test evaluation method of threshold stress of environmental cracking usually adopts NACE method A, refers to the NACE Standard Tensile Test. This test and its relevant data handling are introduced in this paper.

环境断裂临界应力的试验评价方法通常采用NACE方法A即NACE标准恒载荷延伸试验方法，对该方法及相关的数据处理作了介绍。

For there were abundant ophicalcite in the dam foundation, the interval of intensity and formation parameters influenced on continuity were determined based on test datum.(6) Especial mould for prismatic jointing model was designed.

将真三轴模型试验结果的规律应用到锦屏一级水电站坝基岩体参数评价中，对于坝基中广泛存在的条纹状大理岩体，基于试验基础上提出考虑连通率影响时岩体的强度参数和变形参数的取值区间。

Ames test, marrow polychromatophilic erythrocyte micronucleus test and sperm malformation test, etc.

同时采用Ames试验、小鼠骨髓嗜多染红细胞微核试验、小鼠精子畸形试验等对其进行毒性及安全性评价。

Lastly, in accordance with the actual situations of the prototype structure of mosque pagoda, based on the similar relation of model experiments, a model structure of mosque pagoda with a similar coefficient of 1/10 is designed and fabricated. Earthquake simulating shaking table tests are performed on the model structure of pagoda in the cases the AB type passive control system with SMA dampers is erected or unerected. The leading earthquake responses like the relative drift at the top of the main tower and the small tower, interstory drift ratio, acceleration, and cracking process of the pagodas body etc. are studied. The operational behaviors involving the deformation capacity and energy dissipation capacity is tested for passive control system with SMA dampers under the earthquake excitation, and the corresponding control mechanism and regularity is also analyzed. Furthermore, the performance changes and protection effectiveness is comprehensively evaluated while the model structure of pagoda is seismically protected or not.

最后，根据光塔原型结构的实际情况，以模型试验的相似关系为基础，设计并制作了一个相似系数S，为1/10的光塔模型结构，并先后进行了未安装和安装A、B型SMA阻尼器被动控制系统光塔模型结构的地震模拟振动台试验，研究了模型结构在3种不同工况下，主塔顶部和小塔顶部的相对位移、层间位移角和加速度以及塔体开裂等光塔结构的主要地震反应，测试了SMA阻尼器被动控制系统在地震激励下的变形能力和消能能力等工作性能，分析了相应的控制机理和控制规律，并从总体上评价了光塔模型结构抗震保护前后的性能变化和保护效果。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。