查询词典 positive ion

MS^5 spectra both in positive and negative ion modes with a high resolution were obtained.

实验结果表明，该化合物在正、负离子模式下均得到了5级高分辨质谱。

The system we selected is the positive donor ion located in the centers of GaAslGaAsAl quantum well (doped density of Al is 0.33) in the process of calculation. We take the center of well as the origin of coordinates. We noticed that the electron"s effective mass is different in the well and in the barrier, but didn"t pay attention to the mismatch of the dielectric constant.

在计算过程中，我们选取的体系是0中心的正施主离子处于 GaAS／GaAsAI（其中以的搀杂浓度为 0.3 3）量于阶中心，把量子阶中心选作坐标原点，考虑了在阶中和垒中电子的有效质量的不同，但没有考虑在阶中和垒中介电常数的失配性。

Effects of rare earth doped on structure and electrochemical performance of positive electrode materials for lithium ion batteries are summarized.

作为一种新型的高效绿色电池，稀土掺杂材料在锂离子电池中得到了广泛的应用，从而成为稀土应用的重要应用领域之一。

ESI and APCI are highly efficient for polar compounds in either the positive or negative ion mode.

高效正面或负面的离子模式中极性化合物的电喷雾和 APCI。

Electrospray ionization tandem mass spectrometry was applied to study fragmentation pathways of 18 kinds of α-amino acids in positive and negative ion mode.

用串联质谱法研究了18种常见氨基酸在正离子和负离子模式下的质谱碎裂规律。

METHODS Analysis of the furocoumarins' mass spectra in the positive and negative ion mode.

方法在正负离子模式下，采用直接进样法进行电喷雾质谱分析。

Electrospay ionization source was applied and operated in both positive and negative ion modes.

目的：建立快速、准确、高灵敏度的中成药中非法添加西地那非的检测方法。

LiNiO〓, having low cost and good electrochemical performance, is one of the most promising positive electrode materials for Lithium ion battery.

由于LiNiO〓价格低、性能好，因此是很有希望的正极材料。

In the air includes the cation and the anion, but between the positive and negative ion must obtain the certain balance.

空气中含有正离子与负离子，而正负离子之间必须取得一定的平衡。

The superintendent of Ontario Christian School, Leonard Stob, wrote to Shay Clark's biological mother, Tina Clark, this week saying Shay had been expelled because the family did not meet admi ion policies, which required that at least one parent did not engage in practices "immoral or inco istent with a positive Christian lifestyle, such as cohabitating without marriage or in a homosexual relatio hip".

据美联社9月24日报道，女孩名叫姗-克拉克。不久前，她所就读的美国安大略湖基督学校的负责人写信给她的生母提娜-克拉克说，姗已经被学校开除，因为她不符合入学的基本准则，该准则规定了学生家长中任何一方不得为同性恋者。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。