In this paper, four novel 3-D open framework compound with tunnels or helical chains: [C2N2H10]{(VO)(VO2)[V(OH2)](PO3.
本文利用水热合成技术，通过调节反应条件和反应原料以及PH值合成了四种未见文献报道的具有隧道或螺旋链的三维开放骨架结构化合物：[C2N2H10]{(VO)(VO2)[V(OH2)](PO3。
The title compound possesses novel hydrogen-bonded three-dimensional(3-D) network,in which unusual 1-D hydrogen-bonded organic double-stranded helical chains assembled from wrapping of two single-str.
该化合物在π-π堆积和氢键等超分子导向作用下组装成新颖的有机双链螺旋和三维氢键超分子结构。
Cloning of type II polyketide synthase gene of Streptomyces spiramyceticus U-1941 in the S.glaucescens tcmK mutant;
螺旋链霉菌U-1941中PKSII型基因在淡青链霉菌tcmK变异株中的克隆(I)
Exact solutions of Helix chain movement model in the alpha-helix protein
α螺旋蛋白质螺旋链模型方程组的精确解
auger drive wheel
螺旋推运器传动链轮
64-Slice CT TingGu chain reconstruction clinical application
64层螺旋CT听骨链重建临床应用
Optimal Threshold Value of Helical CT Virtural Endoscopy in Auditory Ossicular Chain
听骨链螺旋CT仿真内镜成像的最佳观察阈值
In a globular protein, certain portions of the chain are coiled into helical segments.
在球状蛋白中，链的某些部分被盘成螺旋状。
Alpha helix A highly stable structure in which peptide chains are coiled to form a spiral.
螺旋：蛋白质多肽链本身的折叠和盘绕的方式。
Study of the"chain type double helix"strategy implemented in volleyball teaching in Nankai University;
南开大学排球教学“链式双螺旋”策略的研究
The polypeptide chain forms a helix with 3.6 amino acid residues per turn and a pitch of 0.54nm.
多肽链上每转3.6个氨基酸残基形成一个螺旋,螺距为0.54nrn。
spiral part of a screw
（螺钉的）螺旋部分.
helical gear with helix angle
带螺旋角的螺旋齿轮
paranemic spiral
平行螺旋，反向双股螺旋
helical curve [ line ]
螺旋曲线螺旋(取向)照相
Helicase Any of a group of enzymes that catalyze the unwinding of double-stranded nucleic acids such as DNA, using energy from ATP.
解螺旋酶（牛酶）一组可以催化象DNA这样双链核酸解螺旋的酶，由ATP提供能量。
fixed pitch propeller
定螺距螺旋桨固定螺距螺旋桨
Of or having the shape of a helix;spiral.
螺旋形的，螺旋（线）的（拥有）螺旋形或螺旋线的；螺旋的
A spiral formation, such as one of the whorls of a gastropod shell.
螺旋形一种螺旋形状，如一个涡螺壳上的螺旋
The lifting capacity of this chain hoist (hydraulic jack, screw jack) is 5tons.
这个吊链（油压千斤顶、螺旋千斤顶）的起重能力为5吨。
Automatic pivoting sand scraper with counterweight, cement loading manual or with silo, and screw conveyor.
自动链板刮沙机，带平衡块，水泥人工加入或水泥筒仓和螺旋输送机。