混联法生产过程中，随原料、燃料带入系统的硫，长期富集，给熟料窑、蒸发器等设备的操作造成了严重的影响。
In mixed combining method process, the sulphur went along with material and fuel into the system, long term in abundance for serious influence of the curing kiln and evaporator's operation.
结合55篇参考文献，概述了近年来氧桥联、氰桥联、硫氰根桥联等多核配合物的研究进展状况。
This is a review with 55 references on the progress of oxo-, cyano-, thiocyanato- bridged polychromium complexes etc.
联烯亚砜和1，2 联烯砜是重要的含硫联烯化合物。
Allenic sulfoxides and 1,2-allenic sulfones are important sulfur-containing allenes.
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