【判断题】时滞(纯滞后)的产生一般是由于介质的输送需要一段时间而引起的。
【单选题】For a flash type evaporator, a demister is located the condenser.
【单选题】The heated feed-water entering any flash chamber of a flash-type evaporator will __.
A.
vaporize, with the un-flashed water remaining at the temperature at which it entered the flash chamber
B.
vaporize, with the un-flashed eater equalizing to the saturation conditions existing in the f lash chamber
C.
vaporize, with the remaining water a t a temperature greater than it entered the flash chamber
D.
boil, allowing steam bubbles to rise through the brine at the bottom of the flash chamber
【单选题】For a flash type evaporator, the seawater heater will have to maintain a enough temperature to minimize scale formation.
【判断题】GMP 是制药行业的强制性标准 , 适用于药物制剂生产的全过程、原料药生产中影响成品质量的关键工序。( )
【简答题】运行下面程序,单击窗体后在窗体上显示的第一行结果是_____;第三行结果是_____。 Private Sub Test(x As Integer) Dim i As Integer If x 0 Then Call Test(x - 1) Print x End If End Sub Private Sub Form_Click() Test 3 End Sub
【单选题】甲县公安机关在侦查古某涉嫌盗窃案件过程中,发现古某盗窃数额不够刑事立案标准,且无其他恶劣情节,应当撤销案件,但古某已被甲县人民检察院批准逮捕。下列说法正确的是()。