各年度结核菌素阳性率差异无显著性；
The positive rate of PPD test was no significant difference among each year.
目的研究支气管哮喘与结核菌素反应之间的关系。
Objective To study the relationship between bronchial asthma and tuberculin reaction.
立枯丝核菌不同菌株产生毒素的能力有明显差异。
It was found that the ability of toxin production was obviously different among the isolates.
本论文第二部分为抗结核菌核苷类化合物的合成。
In the second section, a new nucleoside antitubercular compound was synthesized.
要进行血常规、血液化学化验和结核菌素皮肤试验。
A complete blood count blood chemistries and tuberculin skin test should be done.
目的：探讨一种快速、简便、特异性较强的结核菌鉴定方法。
Objective to research a quick, simple and highly specific method to detect the M. tuberculosis (TB).
这种小动物很容易就能训练成功，从而嗅出结核菌感染后出现的化学物质。
The critters are easy to train and can smell chemicals present with a TB infection.
马铃薯立枯丝核菌病，是甘肃省高海拔冷凉山区发生普遍而危害严重的一种病害。
Rhizoctonia disease in potato is a very common and serious disease in the cool…
马铃薯立枯丝核菌病，是甘肃省高海拔冷凉山区发生普遍而危害严重的一种病害。
Rhizoctonia disease in potato is a very common and serious disease in the cool…
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