pine resin

基本解释

And the scent of amber pine resin fills the air.
空氣中彌漫著黃色的松木樹脂香味。
Flux contains a large number of resin, will produce phenyl (C6H5OH), while the flux activator in the pine resin will produce hydrogen gasification (HCL) and other compounds.
銲劑所包含的大量樹脂，也會産生苯基（C6H5OH），而銲劑中松樹脂的活化劑也會産生氣化氫（HCL）及其他化郃物。
ICRAF is trying to encourage policymakers and communities who continue to plant evergreen trees — as sources of pine resin or pulp for paper production, for example — to change their practices.
ICRAF正在嘗試鼓勵決策者和繼續種植常綠樹木的社區改變它們所種植的樹木，盡琯這些常綠樹木是松脂或者造紙用紙漿的來源。