经、史、子、集四部颜色依春、夏、秋、冬四季而定，分别是绿色、红色、白色（或浅蓝色）、灰黑色。
Following the symbol colors of four seasons, Spring, Summer, Autumn and Winter, book covers of the Four Divisions were respectively printed green, red, white (or light blue) and dark grey.
经、史、子、集四部颜色依春、夏、秋、冬四季而定，分别是绿色、红色、白色（或浅蓝色）、灰黑色。
The colors of classics, history, philosophy and belles-lettres were selected according to spring, summer, autumn and winter seasons, which were green, red, white or light blue and grayish black.
以二乙胺和二硫化碳为原料，经双氧水（27.5%）氧化，一步合成了四乙基秋兰姆化二硫。
Tetraethyl thiuram disulfide was synthesized one step from diethylamine and carbon bisulfide with hydrogen peroxide (27.5%) as oxidant.
秋末冬初季节，应用孕马血清促性腺激素（PMSG）和人绒毛膜促性腺激素（HCG）对16头经产野母猪进行试验。
The experiments with PMSG and HCG in 16 wild female pigs were conducted in late autumn and early winter.
后来一个秋晨，她注意到那熟悉的叫声巳经停止了。
Then one fall morning she notices that the familiar honking has stopped.
经千秋煤矿21采区下山煤柱区现场应用，效果良好。
The research achievements were applied to the dip coal pillar area of No. 21 mining district, Qianqiu coal mine successfully.
经统计学分析表明：秋梢叶片各常量元素含量均呈显著的消长关系；
Statistical analysis showed significant differences from November to March in the amounts of N, P, K, Ca and Mg in the leaves.
方法：采用自行研制的人体穴位表面电阻测定仪对2 281名健康人的胃经五输穴体表阻抗进行测试，分别于春、夏、秋、冬季检测。
Methods:The impedance fluctuation on different points in Wushu was measured by a micro-computer with pressure sensor to 2281 healthy people.
方法：采用自行研制的人体穴位表面电阻测定仪对2 281名健康人的胃经五输穴体表阻抗进行测试，分别于春、夏、秋、冬季检测。
Methods:The impedance fluctuation on different points in Wushu was measured by a micro-computer with pressure sensor to 2281 healthy people.
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