With the same pump conditions, the medial section temperature raise of 0.5%(mass fraction) Nd-ion doped neodymium-doped yttrium orthovanadate crystal is higher than other doped quality index.

在相同泵浦条件下，钕离子掺杂质量分数为0 5%的掺钕钒酸钇晶体中截面处的温升大于其他掺杂质量分数的晶体的相应温升。

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Conclusion the liquid nitrogen rapid freeze method is the best anti-ice crystal mation method for section preservation.

结论低温骤冷法是这三种防冰晶法中最利于保存切片的方法。

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The design, operation and problems in the reaction section in the phosphoric acid facility are introduced. The problems lie in the poor crystal of phosphogypsum and low P2O5 recovery of 83.17%.

介绍云峰公司磷酸装置反应工序设计、运行情况及存在的主要问题：磷石膏结晶质量不好，P2O5平均回收率低，仅83.17%。

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Russell and Xu's method starts with a sliced crystal, either sapphire or silicon, cut at an angle that exposes a ragged section of the crystal's lattice structure.

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