白楊類 的英文怎麼說
中文拼音 [báiyánglèi]
白楊類
英文
aspen-
Other non - peroxidated aldehydes, such as formaldehyde, acetaldehyde, glyoxal, acrolein, pyruvaldehyde, salicylaldehyde, all did not change rheological property of these biological materials. the effects of mda on rheological parameters, crosslinking reaction and their relation with age pigment - like fluorescence were studied
戊二醛作為一種蛋白固定劑能特異地改變流體特性，而其它非脂質過氧化醛類，如甲醛、乙醛、乙二醛、丙烯醛、丙酮醛、水楊醛等並沒有明顯改變上述溶液的流變性。Forests sometimes contain many tree species within a small area ( as in tropical rain and temperate deciduous forests ), or relatively few species over large areas ( e. g., taiga and arid montane coniferous forests )
作為普遍規則，受被子植物支配的森林（闊葉林）比那些受裸子植物支配的森林（松樹或針葉林）物種豐富，雖然有例外存在（例如，種類匱乏的白楊和樺樹生長在北緯度地區） 。Hardwood round timber - qualititative classification - part 2 : poplar
硬圓木.質量分類.第2部分:白楊木Sawn timber - appearance grading of hardwoods - part 2 : poplars ; german version en 975 - 2 : 2004
鋸材.硬木按表觀分類.第2部分:白楊木On the hillside, aspen trees present a similar picture
山坡上的白楊樹也有類似的情況。分享友人