无产的

The author did the tracking test to four kinds of exist using energy-saving motors of sucker rod pumps,compared and analysed the tested data on the wattless losses,wattful power,single consume to output of fluid,energy-saving rate and average system efficiency of pump units.

跟踪测试了孤东油田目前在用的4种有杆抽油机节能电机，利用科学、准确的实测数据，从无功损耗、有功功率和产液量单耗、节电率、抽油机平均系统效率等方面进行了对比分析。

Anhydrous alcohol and glacial acetic acid were used as component solvent, which the volume ratio was 2:1, zinc dust as reductant, reaction temperature was 25~35℃, reaction time was 2 h, the yield was 81%.

在还原反应中采用无水乙醇和冰醋酸的混和溶剂，两种溶剂的体积比为2：1，以锌粉为还原剂，反应温度为25~35℃，反应时间为2h，产率为81%。

For the bud directly differentiation , the suitable culture medium was MS+BA 2mg/L +NAA 0.2mg/L or MS+TDZ0.01mg/L +NAA0.2 mg/L, of which the induction rate was 88% and 100% respectively. An efficient tissue culture system has been developed with the bud of mature seed of Aesculus hippocastanum L. as explants . Buds were induced from 2cm high young plantlet cultured on MS medium supplemented with 0.6 mg/L 6-BA plus 0.1mg/L or 0.4~0.6mg/L ZT plus 0.1 mg/L NAA for 15 d, and the induction rate was 100%, the mean No. of buds was 35.7; The combination of MS+0.2mg/L 6-BA +0.1mg/L NAA + 10mg/L AD was the suitable culture medium for elongation of the buds.

以欧洲七叶树成熟种子的胚芽进行离体培养和快速繁殖，结果表明：高约2cm的无菌苗在MS+0.6mg／L 6-BA+0.1 mg／L NAA或MS+0.4～0.6mg／L ZT+0.1 mg／L NAA培养基上培养15 d左右可诱导出不定芽，分化频率为100％，平均每株产芽35.7个；MS+0.2mg／L 6-BA+0.1mg／L NAA+10mg／L AD培养基有利于芽伸长；生根培养基为1／2MS+0.4 mg／L NAA+0.2mg／L IBA时，生根率可达75％。

Result According to the result of identification, TF413 belonged to Alcaligenes faecalis. The optimum temperature for it degrading triazophos was 32℃, and the optimum primary pH value was 7.0, the optimum liquid volume in flask was 50 ml medium in 100 ml erlenmeyer flask, the optimum medium was nutrient broth, the inoculation amount had no obvious effect on degradation effect of TF413 on triazophos.

结果］经鉴定，TF413菌株为粪产碱杆菌，其降解三唑磷的最适温度为32℃、最适初始pH值为7.0，最适装液量为100m1三角瓶中装50ml培养基，最佳培养基为营养肉汤，接种量对TF413降解三唑磷的效果无明显影响。

Methods Two hundred and fifty women during delivery were randomly divided into 5 groups, PCEA group, nitrous oxide group, analgesic drug group, acupuncture site water injection group, and placebo served as blank control group. The analgetic effect, delivery procedure, postpartum hemorrhage, childbirth way, and the newborns Apgar scores were compared and statistically analyzed.

选取250例产妇随机分为产妇自控硬膜外镇痛组、笑气吸入镇痛组、药物镇痛组、穴位注射无菌用水组和未给予任何镇痛措施的对照组，并分别观察五组产妇的镇痛效果、产程时间、分娩方式、产后出血量和新生儿预后等情况。

The acetate bicyclic guanidine as the catalyst is a nonmetallic and nontoxic organic compound; the method has low production cost, simple process operation, no pollution, a high product yield of more than or equal to 95 percent and a high product purity of more than or equal to 98 percent; and a synthesized biodegradable polymer has high biological safety.

催化剂醋酸双环胍为无金属、无毒有机化合物，生产成本低、工艺操作简便、无污染，产品产率高(≥95％)、产品纯度高(≥98％)；所合成的生物降解聚合物具有高度的生物安全性。

The reaction mechanism of triglycidyl isocyanurate and the production process were briefly mentioned, but the characteristics of production process were introduced in detail.

简要介绍了TGIC工艺反应原理、工艺生产流程；重点介绍了该工艺特点，包括含盐废水处理及回收利用，用中和法处理含盐废水，可回收4%左右的环氧氯丙烷原料，工业用盐纯度达95%，用副产品法处理含盐废水，可产纯度89%的工业用盐，同时还可生产水溶性树脂副产品；废水封闭循环利用，使生产过程无废水排放；母液回收利用，可生产光敏树脂。

Objective To research on the lysogenic bacteriophage CTXΦ genome, for isogenous sequences with RS in the chromosomes were found in some strains of ctxAB- E1 Tor biotype isolates in this lab.

目的 近年研究发现产毒霍乱弧菌的毒素基因ctxAB由其溶原性噬菌体CTXΦ编码，这种丝状噬菌体可携带ctxAB传递给无毒素基因的霍乱菌株。

Methods: Thirty ASA I nulliparous women were administered 10 ml bolus of epidural ropivacaine in the first stage of labor. A concentration of 0.5% ropivacaine was applied to the first woman, and the dosage to the next one was up-regulated or down-regulated one level in accordance to the previous woman's response to the concentration.

选择30例单胎足月初产妇，在进入第一产程活跃期时行硬膜外给予罗哌卡因10ml，第1例罗哌卡因的浓度为0.5%，下一产妇的药物浓度根据前一产妇有无运动阻滞情况来上调或下调1个浓度级。

The synthetic route starts from penicillin G, peroxyacetic acid(8.5%) as Oxidizing Agent to get penicillin G sulfoxide; esterifided with p-nitrobenzyl bromine to synthesize penicillin G sulfoxide ester; we synthesize 3-exomethylenecepham sulfoxide ester with phthalimide potassium and 4A molecular sieve as acid scavenger to open the ring, SnCl_4 as catalyzation to close the ring. The yield is over 60%.

本研究采用的合成路线为：以青霉素G钾盐为原料，选用工业过氧化氢制备的过氧乙酸(22.3%)稀释至8.5%为氧化剂，氧化得青霉素亚砜；采用对硝基溴苄为酯化试剂，制备青霉素亚砜酯；以NCP(N-氯代邻苯二甲酰亚胺)为开环试剂，酞酰亚胺钾和4A型分子筛为酸清除剂，顺利开环；再经无水SnCl_4催化闭环得3-环外亚甲基头孢亚砜酯，最终产率在60%以上。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。