词汇	two-step mass balance
释义	two-step mass balance 两级物料平衡
随便看	equivalent forces equivalent force system equivalent force systems equivalent form Equivalent former feedback equivalent form method equivalent-form method equivalent form of commodity equivalent form of commodity value equivalent form of value equivalent form reliability equivalent-form reliability equivalent forms equivalent forms value equivalent form tests equivalent formula equivalent for value equivalent four terminal network equivalent four-wire circuit equivalent four wire lenght equivalent four-wire system equivalent four-wire transmission equivalent fo-wire system equivalent F-P cavity length Equivalent fracture strain