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convection current density 对流电流密度
It can greately improve the transconductance and current density. 其中pHEMT（pseudo-HEMT，即赝配HEMT）表现尤为特殊，它能够非常显著地改善HEMT的跨导和电流密度，因此具有广阔的应用前景。
The overvoltage varies inversely with the current density to some extent. 超电压在某种程度上随电流密度成反比地变化。
Much attention is paid on the economic current density in the conductor. 很重视对导体中的经济电流密度的评估。
Tunneling process is important in the low to moderate current density range. 在中等及中等以下电流密度下，隧道穿透过程是重要的。
As the main flow manner of formation water in deep reservoir, circulated convection current controlled authigenic mineral location and secondary pore distribution. 循环热对流是深部储层流体的主要流动方式，它控制着自生矿物在砂层中的析出位置和次生孔隙的分布特征。
The current density reduces along with the temperature of hollow cathode rise. 电流密度随空心阴极温度的升高而下降。
The conversion increased with the increase in current density and with the decrease of the thickness ofsulfur bed. 实验发现由疏转化为硫酸的量随电流密度的增加而增加，随硫床层厚度的降低而增加。
Within the rock which forms the highly permeable reservoir convection currents of hot water or steam occur. 在形成高渗透性热储的岩体内，存在水或蒸汽的对流运动。
Tin whisker growth at high current density was more than the one at lower current density. 实验结果显示，电流密度高的试片锡须生长数量较多于电流密度低的试片。
A novel method to reduce crucible erosion is by suppressing thermal convection currents, which can be done by applying a magnetic field to the melt. 减少坩埚侵蚀的有效方法是对熔体施加磁场以抑制热对流的流动。
When the current density finally reaches the steady state,the pore distribtion is complete. 当上升过程结束，电流密度达到稳定值后，孔的分布已完成.
The ends of the tubular furnace are closed to minimize convection currents inside the furnace. 把管式炉的前后端盖紧,是炉内的对流减少到最低限度。
Convection currents carry the fog upward as it forms, and it appears to rise as steam or smoke from the wet surface. 不过,对流的气流往往当雾形成时把雾往上带,所以看来似乎像是蒸汽或烟从潮湿表面升起来。
There was no significant difference of the VGCC current density between control group and BFP or HSH971 treated group. 单独应用上述浓度的BFP和HSH971孵育细胞6h，VGCC电流密度较空白对照组差别无显著性。 (P>0.;肠)
The anode gas should be humidified as much as possible, when PEMFC operated at low current density. 故PEMFC在小电流密度工作时，应该使阳极气体充分增湿；
Another possibility is that the sinking plate cools the neighboring mantle and produces convection currents that move the plates. 另一个可能是上升板块会冷却临近地幔并产生对流使得板块运动。
The current density of discharge is related to the vacuum width, voltage and air pressure. 放电电流密度的大小与空腔尺寸、放电电压和工作气压有关；
Results show that the proportion of inward to outward growth varies with intensifying time and current density. 结果表明,微弧氧化陶瓷层向内与向外的生长比例受强化时间和电流密度综合控制。
It relies on low-powered convection currents to ramble wherever it is easiest to drift to, and is then trapped by gentle, patient cul-de-sacs in the hills. 它依赖于弱势力的空气对流，会漂浮到最容易到达的地方，然后滞留在适当而平和的丘陵间的凹陷处。