negative test

Negative Ames test, PCE micronuclear test, and mice sperm abrreation test were obtained.

PCE微核和小鼠精子畸形等试验均为阴性。

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The negative test results for all four nurses provide reassuring evidence that the virus is not spreading efficiently or sustainably among humans at present.

所有四名护士的阴性检测结果提供了可靠的证据，表明目前该病毒并未在人中间有效或持久地传播。

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RESULTS: RSD in the negative control test was 4.6% and that in the precision test were 3.9%, the average recovery was 102.8%.

结果：阴性对照试验相对标准差为4·6%，精密度试验相对标准差为3·9%，平均回收率为102·8%。

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Those from domestic low-risk areas do not have to provide negative nucleic acid test result while arriving in Beijing;

国内低风险地区人员进京不再查验核酸阴性证明；

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Negative case test scenarios are much more prevalent than positive case ( such as message being recognized and processed)

负面案例测试方案比正面案例更加流行（例如正在验证和处理的消息）

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...negative test results.

阴性测试结果

《柯林斯高阶英汉双解学习词典》

There were atypical symptoms, negative treadmill test and normal coronary angiography in patients without SCAC.

冠状动脉无钙化者心绞痛症状不典型，平板运动试验阴性，冠脉造影正常。

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Simulators provide an efficient alternative for testing rare scenarios or negative test cases that are difficult to produce using live back-end systems.

模拟器会提供有效的替代方法测试不常见的场景或难以使用活动后台系统实现的反向（negative）测试案例。

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So far 57 have taken the test and all have been negative.

到目前为止，参加测试的有57人，测试结果均呈阴性。

《柯林斯高阶英汉双解学习词典》

You want a negative test for every autoimmune disease known to man?

你不是想要一份关于所有人类自体免疫疾病的阴性报告 吗 ?

电影对白

This book is just a scissors-and-paste job. Negative shear test on soil-concrete interface using simple shear apparatus

这本书不过是用浆糊和剪刀剪接成的。土与混凝土接触面反向剪切单剪试验

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The 443 bp specific fragments were obtained subsequently from our laboratory's virocyte culture. Negative test results were found on the Porcine Circovirus Type 2, Pseudorabies Virus, Classical Swine Fever Virus, and Marc-145 cells.

应用该方法对病毒细胞培养物进行基因扩增，均获得了分子量为443bp的特异性目的片段，而对PCV2、PRV、CSFV及Marc-145细胞进行同条件检测，结果均为阴性；

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Moreover, contamination from biological cell or DNA and the inherent limitation of the latest molecular technology might give false positive and false negative test results.

同时也因为受到生物细胞或脱氧核糖核酸（DNA）污染及当前分子生物技术的局限，可能导致出现假阳性或假阴性的测试结果。

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This code correctly reports perfect numbers, but it runs very slowly for the negative test because I'm checking so many numbers.

这段代码正确地报告了完全数，但是由于反向测试的原因，代码运行得非常慢，因为我需要检查大量数字。

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Images were estimated by 3 radiologists separately. The sensitivity, specificity, predictive value of positive test, predictive value of negative test, accuracy were calculated and were analyzed by Pearson Chi square analysis.

由3位放射科医师各自独立阅片，计算CDR与DES的敏感性、特异性、阳性试验预测值、阴性试验预测值、准确率，并进行Pearson Chi-square检验。

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Most important, your negative test result shows you were not infected.

更重要的是，你的阴性结果证明你没有感染。

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Negative shear test on soil-concrete interface using simple shear apparatus

土与混凝土接触面反向剪切单剪试验

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Japan has asked airlines to deny entry to passengers without negative COVID-19 test results taken within 72 hours of departure.

日本要求各航空公司拒绝不持有起飞前72小时内新冠病毒检测为阴性证明的旅客登机。

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This makes full vaccination ( or a negative covid-19 test) a condition of access to restaurants, bars, trains and other places.

而全面接种疫苗（或新冠检测呈阴性）将成为进入餐馆、酒吧、火车和其他地方的条件。

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The predictive value of a positive test and the predictive value of a negative test were estimated by Bayes's formula.

阳性预测价值和阴性预测价值的估计应用Bayes公式。

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The 6 patients with negative test result had been given exercise prescription according to the exercise test.

6例运动试验阴性的患者依运动试验结果订出康复运动处方。

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The fluorescence value of the probe supposed to be negative in test results can be controlled at below 100 through the testing of 314 samples.

通过314例样本的检测，对于检测结果应该为阴性的探针，其荧光值可以控制在100以下。

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There was significant difference in negative predictive value and sensitivity after decending test of fetal head ( P < 0.05).

补加胎头下降试验后，阴性预测值及敏感度提高有显著性差异（P

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Each test also includes a positive and negative control test to allow you to test for any shipping related damage to the test.

每条试剂还包含一个质量控制检测条（阴性和阳性），用来检测试剂条是否在运输途中损坏。

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The different results of dielectric loss test of current transformer LCWD_2-110 between the positive wiring and negative wring are analyzed in this paper.

通过在电场干扰下对LCWD2-110电流互感器分别采用正接线和反接线测量其介损（tgδ）的结果进行比较，选出较好的测量方法。

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Result: As a predictor for the diagnosis of PROM, IGFBP-1 had a sensitivity of 94.2%, a specificity of 93.4%, a predictive value of the positive test 97.0% and a predictive value of the negative test 93.2%.

结果：IGFBP-1诊断胎膜早破的敏感性94.2%，特异性93.4%，阳性预测值97.0%，阴性预测值93.2%。

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The recommended alternative to zanamivir in patients with laboratory evidence of influenza A, a negative test result, or no testing is the combination of oseltamivir plus rimantadine.

作为扎那米韦的替代治疗方案，推荐甲型流感实验室检查阳性、阴性或未检查的患者联合应用奥司他韦和金刚乙胺。

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Her pregnancy test was negative.

她的孕检呈阴性。

《牛津高阶英汉双解词典》

Note the exponential decay in the current using both a positive and a negative test voltage.

注意在使用正、负测试电压时电流的指数衰减情况.

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Methods: 42 cases of PA with negative BN test were treated with STJ and BN.

方法：选择经活蜂试针为阴性的产后痹患者42例，采用内服三痹汤加味配合蜂针治疗。

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