PPD or OT test 结核菌素试验
OT old tuberculin test 旧结核菌素试验
ot operational test 操作测试
day ot day test 逐日检验
ot optical test procedure 光学测试规程
Weight measurement method is proved reliable through contrast experiments of thickness measurement method and weight measurement method ot test the wear of clutch lining and brake lining.
作者用测厚法与称重法进行的测量离合器片和刹车片磨损值的对比试验，证明称重法真实可靠。
In guinea pigs, it also inhibited OT skin test, RE rosette formation and lymphocyte transformation.
抑制豚鼠旧结核菌素皮肤迟发超敏反应、兔E玫瑰花结形成及淋巴细胞转化；
应用推荐