一酸的

Components were identified which represented 65.66% of the total essential oil includding 9.12-octadecadienoic acid, ethyl ester and ect. 11 components were identified which represented 85.1% of the total essential oil by the silica gel column separately.conclusion 10 components were identified which included bicyclo (6,3,0) undeca-dien-3-one, 5,5-dimethyl ect.

结果超临界co2萃取物为黄棕色油状物，得率为0.9%，用gc-ms联用技术从中鉴定出亚油酸乙酯、5，5-二甲基-双环（6，3，0）-1，7-十一烯-3-酮等30种成分，占挥发油总含量65.66%；萃取物经硅胶柱色谱分离纯化，从中鉴定出十八酸乙酯等11种成分，占总含量的85.1%。

The crystal belongs to monoiclinic with space group P2 1/n, a=1.7073(7)nm, b=1.7447(7)nm, c=2.4333(10)nm,β=109.694(7)°, Z=4,V=6.824(5)nm 3, D x=1.282g/cm 3,μ=0.793mm -1, F(000)=2696, R 1=0.0563, WR 2=0.1539. In the crystals of compound, the tin atoms rendered seven-coordinate in a distorted pengonal bipyramidal structure.

我们以 NEt3 作缚酸剂，用 Ph3 Sn Cl与 2 ，6 -吡啶二甲酸以 1∶ 1摩尔比反应时，没有得到预期产物 Ph3 Sn O2 C(2 ，6 - Py)CO2 H ，而是得到一种 Sn- Ph键断裂的离子型有机锡化合物(Scheme1 )。

A water-soluble porphyrin dimer containing eight positive charges, bridged by 4,4 -dicar- boxy-2,2 -bipyridyl, has been synthesized.

以4，4'-二羧酸-2，2'-联吡啶为桥联试剂，合成了一种含8个阳离子的水溶性桥联双卟啉。

A salt of bromic acid .

一种强力的氧化剂，形成高氯酸盐。

A salt of bromic acid .

锌酸盐一种含氢氧化锌的盐，例如氢氧化锌zn2

A salt of bromic acid.A white, odorless, tasteless crystalline ester, ethyl-para-aminobenzoate(C6H4NH2CO2C2H5), used as a local anesthetic.

苯坐卡因，对氨基苯酸乙酯一种白色、无嗅、无味的晶体酯，对位氨基苯甲酸乙酯，（c6h4nh2co2c2h5），用作局部麻醉剂

The existance of vesicles was demonstrated by negatively staining TEM, freeze-fracture TEM, bromphenol blue entrapment, and quasi-elastic lightscattering experiments.

应用电镜(负染色制样和冰冻复型制样)、凝胶色谱、DSC、激光光散射等手段，证实了十一烯酸钠与十烷基三甲基溴化铵的混合溶液，在摩尔组成比α＝9∶1--1∶9时经超声皆可制得单室囊泡。

Acid stomach can not be a raging tears out, it turned into a drizzle for, mixed with "the way no friends Mo, who Bushi Jun world" has come surging back atmosphere.

一肚子酸水不能以泪水汹涌而出，那就换化作绵绵细雨，夹杂着&莫愁前路无知己，天下谁人不识君&倒也来的澎湃大气。

Any of several esters, other than the ethyl ester, of carbamic acid .

一种酸，因其形成的盐和酯而为人所知。

A salt or ester of carbamic acid, especially one used as an insecticide.

一种酸，因其形成的盐和酯而为人所知。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。