They see it as a source of raw materials , especially oil , which they need for their own development 他們將它視為原材料,特別是其本國發(fā)展所需要的石油,的來源地。
The chemical industry depends very heavily on petroleum , natural gas , and natural gas liquids as sources of raw materials 化學(xué)工業(yè)的原材料來源嚴(yán)重依賴石油、天然氣和液態(tài)天然氣。
The system is best suited for apartment blocks which can provide a captive source of raw material , according to its designer , a mohan 根據(jù)設(shè)計師阿莫汗表示,這項系統(tǒng)最好設(shè)置在住宅區(qū),比較能提供原料的來源。
Because of its steady performance , much more sources of raw material and low cost , the study and development of zinc - air battery are always paid more attention 鋅空氣電池因其具有性能穩(wěn)定、比能量高、放電電流大、原材料來源廣泛、成本低廉等優(yōu)點一直受到廣泛重視。