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- The geometries of two configurations (cis form and trans form) of N,N bis(N methylene 2 pyrrolidone)glycine have been optimized with PM3 method. 用量子化学 P M3 方法优化了 N, N?二( N?亚甲基?2?吡咯烷酮) 甘氨酸( C12 H19 N3 O4) 分子的顺式和反式两种构型;
- Methods 60 cases (60 eyes) of inferior lacrimal duct fragmentation were randomly divided into two groups:group A(30 cases) were treated by circle catheterization and group B(30 cases) treated by cis form catheterization. 方法 下泪小管断裂 60例 (60眼 )随机分为A ,B两组 ,A组 30例行环形插管术 ,B组 30例行顺式插管术。
- The optimized geometries, vibrational force fields and infrared intensities of trans and cis forms of ClC(O)NCS were calculated by density functional theory (DFT) method with 6 31G * basis set. 采用密度泛函理论 DFT( B3LYP)方法 ;以 6-31 G* 为基组对 Cl C( O) NCS的反式和顺式两种构型的几何结构、振动谐性力场和红外光谱进行了研究 .
- And the ground states for H_2COO, H(CH_3)COO, and (CH_3)_2COO are singlet (~1A), the ground states for HFCOO, and F_2COO are triplet (~3A). The cis forms of HFCOO and H (CH_3) COO are found to be more stable than the corresponding trans forms. H_2COO、H(CH_3)COO和(CH_3)_2COO的基态为单重态(~1A);HFCOO和F_2COO的基态为三重态(~3A);HFCOO和H(CH_3)COO的顺式结构比反式稳定.
- The paint is sold in powdered form. 该油漆以粉制品形式出售。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- The ginpole is the simplest form of derrick. 起重吊杆是一种最简单的起重机。
- The script is massaged into final form. 这篇稿子经过修改已定稿。
- Selfishness in any form is my pet aversion. 我最讨厌自私自利,不管它以什么形式出现。
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- It is possible to transmute one form of energy into another. 把某种形态的能量改变成另一形态的能量是可能的。
- Could this verb be used in progressive form? 这个动词可以用进行式吗?
- The two parties have united to form a coalition. 这两个党已结成联盟。
- There is a standard form of oath used in lawcourts. 法庭中使用的誓词有固定的格式。
- It will send you standard form for you to fill out. 它(商标局)会寄给你标准表格要你填写。
- The elephant's trunk is a unique form of appendage. 象的鼻子是一种独特的附肢。
- The French paper was set by our form teacher. 法语试卷是我们的班主任出的。
- The two parties have combined to form a government. 两党已经联合起来组成政府。
- He neglected to return his income tax form. 他忽略了所得税表格的申报。
- Please fill in the form enclosed herewith. 请填写随函附上之表格。