pit head

pit head的基本解释

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井口

与pit head相关的网络例句 [注：此内容来源于网络，仅供参考]

The equivalent gradient of the back-slope of the eroded pit near the head of the groyne is less than a critical value of JD,which is related with the rest angle of the scoured out silt under water.

分别考虑了水道流速、土颗粒等效直径、冲刷坑半径、冲刷坑后坡度临界值和水流方向角为相关或独立的非高斯随机参数时的可靠性问题。

KEN CAPSTICK, National Union of Miners: What they would say was that in America, for instance, coal produced at the pit head was cheaper than coal produced at the pit head here.

KEN CAPSTICK，全国矿工工会：他们要说的是美国产的煤，例如，比英国产的煤便宜。

And introduced a better performance than the type FK, lock wind effects, and low power consumption, the traffic, maintaining the simple L-shaped spiral series of pump gas, such as pit head feeding feeding system, and various materials discharge valve, Smoke gas, fluid control valve, and so on.

且推出了性能优于FK型的，锁风效果好，低功耗，大流量，维护简便的L型等系列螺旋气力输送泵等窖头喂给料系统，及各种物料卸料阀，气体烟气，流体调节阀等。

I will use a feature comparison table to pit them head to head, and make the final decision.

我会用一个性能对照表把它们一一对比，然后做出最终的决定。

My son for six months, but the back of the head of the pit has not continue, I would like to ask how this is going on?

我儿子六个月了，可是后脑勺的坑还没有下去，请问这是怎么回事？

与pit head相关的网络解释 [注：此内容来源于网络，仅供参考]

pit head：(矿)井口

air head (矿)通风平巷 | pit head (矿)井口 | beach head (军)登陆场

pit head：井口站

"pit cable ","矿井缆" | "pit head ","井口站" | "pit prop ","支柱"

pit head：井口

pit amber 坑珀:矿坑中采出的琥珀 | pit head 井口 | pit prospecting method 坑探法

pit head frame：井架

pit haulage 矿山运输 | pit head frame 井架 | pit mouth 竖井口

pit head price：煤的矿山价格

pit gear ==> 井筒设备,井筒设备,矿井设备 | pit head price ==> 煤的矿山价格 | pit lathe ==> 落地车床,地坑车床