On the other hand if you are still using Xcode 3 only to avoid the Xcode 4 learning curve it is time to make the switch.
从另一方面来讲，如果你仍然在使用Xcode3只是为了免去Xcode4的学习曲线的话，那么是时候做出转变了。
Most of the switch tubes used presently work in the gas spark region (the right branch of Paschen curve), and are made of graphite and mental such as tungsten, molybdenum, stainless steel and mercury.
目前实际应用的开关管多数工作在火花放电区域(巴邢曲线的右支)，使用的电极材料一般为钨、钼、不锈钢、水银、石墨等。
Personal development with the VB version of the substation to complete pressure switch management software, can generate pressure curve, monitoring exceptions.
说明：用VB个人开发的完成版本的变电站内开关压力值的管理软件，能生成压力曲线，监视异常。
Running conditions of parallel-connected variable and constant speed pump are discussed using pump performance curve, and the correct switch steps are pointed out.
利用特性曲线对变速泵与定速泵并联运行工况进行了讨论，指出其正确切换步骤。
The required characteristic curve is preselected by a selector switch.
所需的特性曲线是由预选选择开关。
Each switch machine is provided with a travel switch for controlling the travel range of a pull rod, and accordingly, the shape of a guide curve rail can be controlled.
各转辙机上装有行程开关，以控制拉杆的行程，进而控制导曲轨的形状。
Hence, the risks of any imminent Fed switch to tightening appear small, despite the precautionary steepness of the money market curve.
因此，美联储很快转向紧缩的风险看来是很小的，货币市场曲线出现预防性的大幅攀高。
For the purpose of application, the author tabulates the coefficient tables of transition curve of 6th power function and describes emphatically its application to switch-back curves.
为了应用，笔者编制了六次代数式缓和曲线系数表，并着重阐述了它在回头曲线中的应用。
For the purpose of application, the author tabulates the coefficient tables of transition curve of 6th power function and describes emphatically its application to switch-back curves.
为了应用，笔者编制了六次代数式缓和曲线系数表，并着重阐述了它在回头曲线中的应用。
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