Without corroboration from forensic tests,it will be difficult to prove that the suspect is guilty.

没有法医化验的确就很难明嫌疑犯有罪。

It is well established that the cardial contraction is initiated when an action potential depolarizes the sarcolemma.

已经确，收缩始于动作电位使膜去极化。

At least, do not have here any written corroborant (like letter of appointment, reward) of and so on.

至少，这里没有任何书面的确(如聘书、酬谢之类)。

Nonnatural amino acid 3-(4-thiazolyl)-D,L-alanine hydrochloride and its four intermediates were synthesized, their structures were detenmined by IR,NMR,elementary analysis and melting point.

合成了非天然氨酸3-(4-噻唑)-D，L-丙氨酸盐酸盐以及三个中间体，其结构分别通过红外光谱、核磁共振、元素分析、熔点等测试手段得到确。

The protein chip kit,ELISA kit and confirmatory methods were used to detect veterinary drug residues(enrofloxacin clenbuterol,streptomycin and sulfadimidine) in pig and chicken tissues.

通过鸡组织样品中的克仑特罗、链霉素等兽药的检测,比较了蛋白芯片检测试剂盒、ELISA检测试剂盒确方法在兽药残留检测中的应用。

Three open crown ethers were synthesized for the first time by using parathesin as the terminal group.They were characterized by IR, 1HNMR ,MS and EA.

以氨苯甲酸乙酯为端合成了3种酰胺型开链冠醚,并通过IR、~1HNMR、MS元素分析确了它们的结构。