评价试验

Adopting macro(survey data and statistical data)and micro data combined methods,thedissertation,studies the relationship between nitrogen application amount and yield,nitrogenefficiency and environment loss from province,region,city,county,and township different level,assesses rationality of nitrogen,phosphorus,potassium fertilizer application amount of paddyfield ecosystem in Tai lake area,discusses ecological and economic nitrogen application amountcombining with field experiment results,puts forward the suggestions of nitrogen sustainablemanagement in Tai lake area.

文章采用宏观和微观相结合的研究方法，从省域、流域、县域、乡域等不同尺度来研究江苏太湖地区氮肥施用与产量、氮肥利用率及氮肥环境损失的关系，对太湖地区稻田生态系统的NPK肥水平的合理性进行了评价，并结合田间试验的分析结果，探讨了生态经济施氮量，提出了太湖地区氮素可持续管理的建议。

To evaluate the diagnostic value of a single-serum Widal agglutination test for patients with suspected paratyphoid fever A.

目的 ：评价疑似甲型副伤寒病例单份血清肥达凝集试验的诊断价值。

Objective To evaluate the safety and effectiveness of protein-free calf blood extract eye gel for repairing corneal epithelial defect by multiple centers, double mask and randomized clinical study with parrel contrast of bFGF eye gel as positive control.

目的 以碱性成纤维细胞生长因子滴眼液为阳性对照药物，通过随机、双盲的多中心平行对照临床试验，评价小牛血去蛋白提取物眼凝胶治疗角膜上皮缺损的疗效和安全性。

In order to evaluate the capability of lignin degradation and pitch elimination from Masson pine chips by nature white-rot fungi, 20 white-rot fungus strains were obtained by petri dishes screening and petri dishes color-reaction screening. One G strain with the lowest Mycel/Col value was then inoculated onto the surface of Masson pine chip, and the degradation rates of lignin and pitch were measured after 3, 5, 7, 9 days, respectively.

为评价从野外筛选得到的白腐菌对造纸原料马尾松的木素降解和树脂脱除能力，将带菌样本经室内平板初筛及平板变色反应复筛，得到了20株纯白腐菌菌株，并对变色系数最小的一株菌株G进行松木片固体接种试验，测定3、5、7、9天后松木片的木素、树脂降解情况。

In order to evaluate the capability of lignin degradation and pitch elimination from Masson pine chips by nature white-rot fungi,20 white-rot fungus strains were obtained by petri dishes screening and petri dishes color-reaction screening.

为评价从野外筛选得到的白腐菌对造纸原料马尾松的木素降解和树脂脱除能力，将带菌样本经室内平板初筛及平板变色反应复筛，得到了20株纯白腐菌菌株，并对变色系数最小的一株菌株G进行松木片固体接种试验，测定3、5、7、9天后松木片的木素、树脂降解情况。

The fourth chapter is to deal with the plan of the experiment and arrangement of the timetable.

第四章结合这些理论，对"采用形成性评价来促进高中生英语学习"进行了探讨和试验研究。

OBJECTIVES: To improve the evaluation of the possible antiarrhythmic effect of statins, we performed a meta-analysis of randomized trials with statins on the end point of incidence or recurrence of atrial fibrillation.

目的：为了评价他汀类可能的抗心律失常效应，对运用他汀的以房颤发生或复发为终点的临床试验进行荟萃分析。

METHODS: Systematic review and meta-analysis of randomized-controlled trials comparing prophylaxis with polyvalent IVIG or cytomegalovirus-IVIG and control or another preparation or dose.

我们对比较多价免疫球蛋白、巨细胞病毒免疫球蛋白与其他预防治疗或剂量为对照的随机对照试验进行了系统评价及meta分析。

Combining experimental solution and CFD analyses,a method to appraise noise of poppet valve was studied.

结合试验结果和计算流体动力学的解析结果，研究液压锥阀的噪声评价方法。

Field trials were conducted in 1997 to evaluate crucial weather conditions for potato late blight epidemic.

1997年做了田间试验用来评价影响马铃薯晚疫病流行的关键天气条件。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。