您要查找的是不是：
- Poisoning by nitrofuran derivatives 硝基夫喃衍生物中毒
- nitrofuran derivative 硝基呋喃衍生物
- An organic derivative, such as coal or petroleum. 有机衍生物一种有机衍生物，如煤或石油
- A derivative of nitrofuran,C8H6N4O5,used in the treatment of bacterial infections of the urinary tract. 硝基呋喃妥英一种硝基呋喃的衍生物，C8H6N4O5，用来治疗尿道细菌感染
- A derivative of nitrofuran, C8H6N4O5, used in the treatment of bacterial infections of the urinary tract. 硝基呋喃妥英一种硝基呋喃的衍生物，C8H6N4O5，用来治疗尿道细菌感染
- An acyl derivative of hydrazine. 酰肼一种由肼衍生而来的酰
- A mark used as a superscript to indicate the first derivative of a variable. 撇号置于右上角的符号，用以标明变量的第一个导数
- The derivative of the step is the impulse. 阶梯的导数就是脉冲。
- A derivative is defined by a limiting process. 导数是通过一个极限过程加以规定的。
- They spoke a derivative of the Malay language. 他们说一种从马来语派生的语言。
- A highly derivative prose style. 毫无创意的散文风格
- A derivative word;a derivative process. 衍生词；推导过程
- Not standing alone;derivative or dependent. 从属的，不独立的不独立存在的；衍生性的或依赖性的
- An amino - acid derivative of galactose. 半乳糖胺半乳糖的一种氨基酸衍生物
- Derivative that is thrown if the wait times out. 派生类,它在等待超时后即被抛出。
- Derivative works are far more complicated. 派生作品更加复杂。
- The Derivative of a Map between Vector Spaces. 向量空间之间映射的微分。
- nitrofuran derivatives 硝基呋喃衍生物
- Say that the derivative financial instruments. 再说说衍生金融工具。
- Not standing alone; derivative or dependent. 从属的，不独立的不独立存在的；衍生性的或依赖性的
