三元络合物中钯与显色剂之比为1:3.The ratio of Pd ( II ) to P - BPF was 1:3 in the Complexes.方法减少10倍取样量,改进层析条件和显色剂.Methods: We improved the condition of chromatography and color - developing agent, and sample quantity was reduced 10 - f...
我年轻时的确热心于和圣贤经常来往.Myself when young did eagerly frequent Doctor and Saint.人非圣贤, 孰能无过?Not everybody is a sage. Who can be entirely free from error?那位圣贤向他的朋友提出忠告.The sage gave advice to his friends....
You need someone to take the pressure off and help you get back on your feet...你需要有人为你分担压力，帮你恢复元气。He said he was off to the beach and would we care to join him.他说他要去海滩,问我们愿不愿和他一块儿去。Clark shook hands with the pilot and wa...
Their commitment was only to maintain the extent of forests, not their biodiversity.他们仅承诺维持现有森林面积，并不保证林区生物的多样性。Great progress has been made in protection of biodiversity.生物多样性保护取得重大进展.Aves diversity is one of the most im...