... useful heat drop 可用热降,有效热降 useful height 有效高度 useful life 有效寿命,使用寿命,使用期限,利用期限,缆有效期 ...
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useful height of a cupola 冲天炉有效高度
The breadth and height of activity in the Wikimedia space opens up many opportunities for cross-pollination and useful applications beyond what the foundation itself provides.
Wikimedia空间的行为的广度和高度为相互交流和Wikimedia以外的有用应用程序提供了众多机遇。
Using the optical temperature control accessory, silica peak height signal was enhanced doubly, reducing atomization time, extending useful time of graphite tube.
利用光学温度控制器使测量硅的峰高信号增强一倍,试验了时间常数、载气流量、常用酸和盐对测硅灵敏度的影响;
Asymptotics for some moments of the first ascending ladder height in a random walk are obtained on the basis of a powerful result, which can derive some useful results.
得到了随机游动中首次上穿梯高的若干矩的渐近性,利用它们可以导出一些有用的结果。
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