hexane, heptane, pentane, nā mea hoʻolako a me nā mea hana ma Kina
E nā mea kūʻai aku,
Ua ʻike paha ʻoe i ka "kaohi pālua o ka hoʻohana ʻana i ka ikehu" i hoʻopilikia i ka hiki ke hana o kekahi mau mea hana, a ua hoʻopaneʻe ʻia ka lā hoʻouna o nā kauoha i kekahi mau ʻoihana.
Eia kekahi, ua hoʻokuʻu ʻia ka General Office of the Ministry of Ecology and Environment of China i Kepakemapa i ka "Key Areas in 2021-2022 Autumn and Winter Air pollution comprehensive treatment plan (draft)," i kēia kau a me ka hoʻoilo, e kālele ʻia kekahi mau ʻoihana. ma, hiki ke kaohi hou ia ka hiki.
No ka ho'ēmiʻana i ka hopena o kēia kaohi, paipai mākou e kau i kāu kauoha i ka hikiwawe i hiki iā mākou ke hoʻonohonoho i ka laina hana ma mua a me ka hōʻoia e hiki ke hāʻawiʻia kāu kauoha i ka manawa.
Lana ʻiʻo ka manaʻo!
Shenyang Huifeng Petrochemical Co., Ltd