查询词典 second boundary value problem

second class：二等的

second-best 第二好的 | second-class 二等的 | second-guess 事后劝告

second class ore：二级矿石

second class fish-plated nut 二级鱼尾螺母 | second class ore 二级矿石 | second clearance angle 第二后隙角

second component：第二分量

second comparison test 第二比较检验 | second component 第二分量 | second countability axiom 第二可数公理

second derivative action：二次微分酌

second attribute 辅助属性 | second derivative action 二次微分酌 | second generation 第二代

second derivative action：二次导数作用

second derivative 二次导数,二阶导数 | second derivative action 二次导数作用 | second derivative gravity anomaly 重力二次导数异常

second derivative calculation：二次微商计算

second deformation 第二期变形 | second derivative calculation 二次微商计算 | second derivative 二阶导数

second derivative spectroscopy：二阶导数谱学

second derivative 二次导数 | second derivative spectroscopy 二阶导数谱学 | second emission 二次发射

Second Derivative Test：二阶导数试验法

Second derivative :二阶导数 | Second Derivative Test :二阶导数试验法 | Second partial derivative :二阶偏导数

Second Derivative Test：二阶导数测试法

Second derivative :二阶导数 | Second Derivative Test :二阶导数测试法 | Second partial derivative :二阶偏导数

second derivative spectrum：二次微分光谱

second derivative potentiometric titration 二次微分电位滴定 | second derivative spectrum 二次微分光谱 | second dimension 第二维(*方向);二次元

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件