强迫循环条件下，压水堆一回路主循环泵有效压头的损失随喷射泵阻力系数的增加而增加；
The loss of efficient head of circulation pump in the primary loop of PWR will increase with the increase of resistance coefficient of JetPump under forced circulation.
在离心铸球工艺中，可应用有效重度和等效压头原理计算转速和内浇口断面积。
It is suggested to apply the principle of effective gravity and equivalent pressure head to calculate the rotational speed and ingate area in the processing of grinding ball by centrifugal casting.
提出了有效床存量的概念、床压控制的原则、一次风机压头选择的依据。
The concept of effective bed inventory, the principle of bed inventory control and the selection theory of primary fan pressure are suggested.
压头采用高精度长行程双缸保障缸，有效的解决了行程长短与精度及安全相矛盾的问题。
High precise long-length cylinder of bond head can solve the contradiction of cylinder distance, precision and safety.
压头采用高精度长行程双缸保障缸，有效的解决了行程长短与精度及安全相矛盾的问题。
High precise long-length cylinder of bond head can solve the contradiction of cylinder distance, precision safety.
贴附压头配套悬浮式连接方式及散热铝装置，有效避免其热传递所带来的压力故障。
Suspending bond head and aluminium interlayer cooling device can avoid pressure malfunction during heat transfer.
贴附压头配套悬浮式连接方式及散热铝装置，有效避免其热传递所带来的压力故障。
Suspending bond head and aluminium interlayer cooling device can avoid pressure malfunction during heat transfer.
应用推荐