petrochemical แปลว่า

ตัวอย่าง petrochemical

• During the 1960s it became a petrochemical complex, and by the 1980s environmental monitoring revealed high levels of organic contamination in the groundwater.

• The most prominent examples of industries in decline are coal mining, textiles, ocean transport and shipbuilding, nonferrous metals, and petrochemicals.

• Primary resin is produced by the petrochemical industry and is made from raw materials, such as naphtha and chloride.

• This leads us to propose the adoption of the petrochemical approach just described to the case of interstellar molecules.

• The industries which cause high levels of pollution are iron and steel, fertilizer, petrochemicals, and cement.

• At the beginning of the 1960s, the production of steel, petrochemicals and automobiles and a qualified labour force were growing.

• This was at first limited to steel and petrochemicals.

• The most important industries (located mainly in the south and west of the country) in 1999 were chemicals (including petrochemicals), electronics, and food.