NEW CHANGES IN THE EMPLOYMENT-CONCEPT OF CHINESE MINER --Based on the Survey of the Labor Marker and HAIZHOU Coal Mine before bankruptcy是什么意思_NEW CHANGES IN THE EMPLOYMENT-CONCEPT OF CHINESE MINER --Based on the Survey of the Labor Marker and HAIZHOU Coal Mine before bankruptcy在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句