v. 发行，上映
举一反三
- n. 选票；投票，选举；表决结果 v. 投票 （首字母为v）
- Any subset of a vector space V which contains the zero vector is a subspace of V.
- For an n-channel depletion MOSFET IDSS = 8 mA and VP = -6 V. If ID = 0.0095 A, what is the value of the gate-to-source voltage, VGS? A: 0.54 V B: -0.54 V C: 0.1335 V D: 6.54 V
- 实习中所用的焊接设备名称 ，型号 ，初级电压 V，空载电压 V.
- 无机胶粘剂具有____和不老化等优点。Ⅰ.耐蚀Ⅱ.耐热 Ⅲ.耐酸Ⅳ.耐碱V.耐辐射 A: Ⅱ+Ⅲ+Ⅳ B: Ⅰ+Ⅱ C: Ⅰ+Ⅳ+V D: Ⅱ+Ⅳ+V