Television seems to be firmly entrenched as the number one medium for national advertising.电视看来要在全国广告媒介中牢固地占据头等位置.If the enemy dares to attack us in these entrenched positions,we will make short work of them.如果敌人胆敢进攻我们固守...
Television seems to be firmly entrenched as the number one medium for national advertising.电视看来要在全国广告媒介中牢固地占据头等位置.If the enemy dares to attack us in these entrenched positions, we will make short work of them.如果敌人胆敢进攻我们固...
目的: 合成新的双-胡椒醛缩二胺类席夫碱化合物.Methods: Five Schiff bases were prepared from piperonal and diamines by condensation reaction.用胡椒醛为起始原料,经氯化 、 水解、缩合,制得血凝酸胺.After the process of chlorination, hydrolytic decomposition and condensat...
Patients were dying because of an acute shortage of nurses.因为护理人员严重不足，患者生命垂危。Any shortage could push up grain prices.任何一种短缺都会抬高粮食价格。There is a shortage of council housing.廉租公房房源不足。...
Papain - catalyzed synthesis of aspartame precursor Z - APM in biphasic solvent system wasinvestigated.本文报道在两相溶剂体系中利用木瓜蛋白酶催化合成Aspartame前体Z - APM的研究.And now I think of it, aspartame is the tip of a considerable iceberg.并且...