网络例句
氨法碳酸钠
- 与 氨法碳酸钠 相关的网络例句 [注：此内容来源于网络，仅供参考]
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College of Veterinary Medicine, China Agricultural University, Beijing 100094, China Abstract: A method has been developed to determine residual stilbenes such as diethylstilbestrol, dienestrol and hexestrol in animal tissues using solid phase extraction and gas chromatography-mass spectrometry.
动物组织样品在碱性条件下用乙酸乙酯提取，经碳酸钠溶液液-液分配净化，再用硅胶柱固相萃取净化，洗脱液均分成两份后经氮气吹干，分别用双三甲基硅基三氟乙酰氨和七氟丁酸酐衍生，采用选择离子监测模式进行测定，外标法定量。
- 推荐网络例句
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Means the parent directory, so this command means to execute "toolchain.sh," which is in the current directory.
代表父目录，所以这个命令就是执行当前目录下的"toolchain.sh"。
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Yes,In fact,I'm on our city ream.
是的。事实上我是我们市队的。
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The strong ionospheric disturbances caused by the significant magnetic storm appeared on the whole world.
用欧亚大陆地面电离层垂测站资料考察1989年3月12～16日磁暴期间的电离层暴形态及其发展变化。