absence test

常见例句

This includes misuse, when drugs are given for the wrong disease, usually in the absence of a diagnostic test.
还包括用药与疾病不符（通常是在缺乏实验室诊断的情况下）导致的药物误用。
The problem includes misuse, when drugs are given for the wrong disease, usually in the absence of a diagnostic test.
这一问题还包括通常在缺乏诊断测试的情况下，为患者开了错误药物而造成使用不当。
As for the related professional criterions or regulations, some empiric formulas have to be proposed because of the absence of reliable test data and mature computation methods.
至于国内相关行业的规范中，更因缺少可靠的试验数据与成熟的理论计算方法而仅能推荐一些经验公式。

In fact, as the Center for Security Policy has repeatedly observed (1), there is no demonstrable connection between the presence or absence of a modest U.S. nuclear test program and decisions by the likes of Kim Il Sung, Saddam Hussein, Hafez Assad or the mullahs of Iran as to whether or how aggressively they will seek nuclear weapons capabilities.
CENTERFORSECURITYPOLICY: Center for Security Policy Will China’s Nuclear Test Precipitate Needed Reexamination Of Clinton, Congressional Policies?