English translation for "标准原器原标准器"

primary standard

Similar Words：

"标准预算" English translation, "标准预算法" English translation, "标准元" English translation, "标准元件" English translation, "标准元素" English translation, "标准原油" English translation, "标准原则" English translation, "标准原子弹" English translation, "标准原子弹爆炸" English translation, "标准圆盘规" English translation