英语词汇“classification of reserves, category of reserves”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	classification of reserves, category of reserves
释义	classification of reserves, category of reserves 储量级别；区分和衡量储量精度的等级标准。我国煤炭储量，按精度依次为A、B、C、D四级。
随便看	粗视纤维粗视结构粗觉粗觉的粗言粗話粗語粗識之無粗讀粗论粗识粗识之无粗词粗话粗诞粗诤粗语粗读粗调粗调刀头粗调变阻器粗调控制棒粗调整粗调焦螺旋粗调焦轮