三废 three wastes ; Tri-wastes
工业“三废” industrial wastewater, waste gases and residues
工业三废 three industrial wastes
铸造三废 foundry effluent
三废综合利用 multipurpose use of three types of wastes ; multipurpose use of three wastes
三废治理 three wastes treatment ; industrial wastes control
三废利用 complex utilization of residue
三废处理 Three Wastes treatment
三合板废料 veneer waste
传统的香兰素生产工艺普遍存在着成本高、收率低、工艺复杂及三废污染严重等有待解决的问题。
There are some problems to await to settle in the traditional produce craftwork of vanillin for instance high cost, low yield, the complex craftwork and serious waste pollution etc.
此外，又提出副产物的利用和三废治理途径。
In addition, the USES of the by-products and the treatment ways of the wastes are suggested.
生产过程的三废可达到排放标准。
The wastes from the production reached the disposal standard.
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