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About calli from different explants, there were significant differences in their resveratol content, and their medium of the highest content expressed were respectively: for leaves, B5 medium+6-BA 0.5 mg/L+IBA 0.2 mg/L; for leafstalk, B5 medium+6-BA 1.0 mg/L+IBA 0.2 mg/L; for stems, B5 medium+6-BA 0.5 mg/L+IBA 0.2 mg/L.

以叶、叶柄和茎为外植体诱导愈伤组织时，其白藜芦醇含量最高的培养基分别为B5培养基+6-BA0.5mg/L+IBA0.2mg/L、B5培养基+6-BA1.0mg/L+IBA0.2mg/L和B5培养基+6-BA0.5mg/L+IBA0.2mg/L。

The inducement medium was as follows respectively: for the leafstalk, B5 medium with 6-BA 0.5 mg/L+IBA 0.1 mg/L, and for stems, B5 medium with 6-BA 1.0 mg/L+IBA 0.2 mg/L, and subculture medium both were B5 medium with 6-BA 1.0 mg/L+2, 4-D 0.1 mg/L.

利用叶柄和茎获得松散愈伤组织时，其诱导培养基组成分别是：B5培养基+6-BA0.5mg/L+IBA0.1mg/L和B5培养基+6-BA1.0mg/L+IBA0.2mg/L，其继代培养基均为B5培养基+6-BA1.0mg/L+2，4-D0.1mg/L。

Results: The MBCs of ethanol, glutaraldehyde disinfectant, ShiKang disinfectant and quaternary ammonium disinfectant against multidrug-resistant Acinetobacter baumannii were 45%, 10000 mg/L, 6.3~12.5 mg/L and 100 mg/L, and the MBCs were 40%, 5000 mg/L, 3.1~6.3 mg/L and 50 mg/L Conclusion: MBC and MIC could represent the sensitive dose of multidrug-resistant Acmetoborter baumannu to disinfectants, and eight strains of multidrug-resistant Acinetobacter baumannii have certain resistance to some common disinfectants.

结果：乙醇、戊二醛消毒液、施康消毒液、季铵盐消毒剂对多重耐药鲍曼不动杆菌的MBC值分别为45%、10000 mg/L、6.3~12.5 mg/L、100 mg/L；MIC值分别为40%、5000 mg/L、3.1~6.3 mg/L、50 mg/L、50 mg/L。结论：MBC值和MIC值能基本反应多重耐药鲍曼不动杆菌对消毒剂的敏感剂量，8株多重耐药鲍曼不动杆菌对部分消毒剂产生一定程度的耐药性。

The analysis of the samples collected from the wastewater treatment plant showed that the recycled supernatant had a pH of 7.16~8.21, a conductivity of 371.1~769.1 μmho/cm, a total dissolved solid of 193.3~399.9 mg/L, and a turbidity of 0.901~54.3 NTU. The suspended solids of the recycled supernatant was found to be 0.4~45.6 mg/L, lower than the standard value in the Effluent Standards (50 mg/L). The ammonia nitrogen (NH3-N) and the Total Organic Carbon of the recycled supernatant were found to be 0.06~1.5 mg/L and 1.533~17.437 mg/L, respectively. The analysis of the Chemical Oxygen Demand of the wastewater treatment plant showed a concentration of 12.1~128.5 mg/L in the sample of the recycled supernatant.

在废水处理单元采样分析结果方面，回收之上澄液之pH范围为7.168.21间、导电度值范围在371.1769.1 μmho/cm间、总溶解固体量范围在193.3399.9 mg/L间、浊度范围则在0.90154.3 NTU间；在悬浮固体方面，其回收上澄液之范围在0.445.6 mg/L间，且回收水之悬浮固体均小於放流水水质法规标准值50 mg/L；在氨氮（NH3-N）方面，回收上澄液之范围在0.061.5 mg/L间；在总有机碳部份，回收上澄液之浓度范围在1.53317.437 mg/L间；而在净水场废水处理单元化学需氧量分析结果上，可发现净水场在回收上澄液之样本部份其浓度在12.1128.5 mg/L间。

Spraying GA3 (40 mg/L) combined with 4-CPA(25mg/L), GA3( 100 mg/L) with CPPU (40mg/L) or GA3 (50 mg/L) with SM (150 mg/L) could improve the parthenocarpy of some flowers of Zaosu or Wujiuxiang pear variety after frost injury.

霜冻后对部分柱头受冻而子房完好的花朵喷施40mg/L赤霉素＋25mg/L促生灵、100mg/L赤霉素＋40mg/L细胞分裂素、50mg/L赤霉素＋150mg/L链霉素，可显著促进早酥梨和五九香梨单性结实。

Cytotoxic action on osteoclasts was significant at 10-1mol/l ～10-3mol/l fluorine, and acute cell death was found in 10-1mol/l and 10-2mol/l fluorine groups under phase-contrast photomicroscope. Inapparent changes were observed in 10-4mol/l～10-7mol/l fluorine groups.

倒置相差显微镜下10-1mol/L～10-3mol/L氟对破骨细胞呈现明显毒性反应。10-1mol/L、10-2mol/L可致破骨细胞急性死亡。10-4mol/L～10-7mol/L氟对破骨细胞形态的影响不明显。

Results: The mean concentration and standard error of Fe. Ca, Zn, Cu. Mg and Pb in the blood of all subjects were 8.30±0.79μmol/L, 1.59±0.14 mmol/L, 70.68±9.45μmol/L, 15.56±3.42μmol/L. 1.68±0.14 mmol/L and 0.354±0.130μmol/L, respectively. Amount of children occurred the deficency of Ca, Zn and Fe and plumbism.

结果：以平均值±1倍标准差的形式来表示所有儿童全血微量和铅的测定结果如下(平均值x±s：Fe，(8.30±0.79)μmol/L；Ca，(1.59±0.14)mmol/L；Zn，(70.68±9.45)μmol/L；Cu，（15.56±3.42μmol/L；Mg，(1.68±0.14)mmol/L；Pb，(0.354±0.130)μmol/L。

The experimental conditions were optimized to produce following results: good linearity of sulfamethoxazole, norfloxacin, ciprofloxacin, ofloxacin and tetracycline in the range from 1.00 ng/L to 1 000 ng/L and the limits of quantification 1 ng/L, the good linearity of terramycin and aureomycin in the range from 10.0 ng/L to 2 000 ng/L and the LOQ 10 ng/L, the recoveries of deionized water and surface water from 72.1% to 112%, and the RSD from 0.6% to 9.2%.

摘要〗采用超高效液相色谱-电喷雾二级质谱联用技术同时测定水中7种抗生素，优化了试验条件。磺胺甲恶唑、诺氟沙星、环丙沙星、氧氟沙星、四环素在1.00 ng/L ～1 000 ng/L 范围内线性良好，定量下限为1 ng/L ，土霉素、金霉素在10.0 ng/L ～2 000 ng/L 范围内线性良好，定量下限为10 ng/L ，去离子水和地表水样加标回收率为72.1%～112%， RSD 为0.6%～9.2%。

We studied the optimum medium and hormone combination of callus induction from cotyledons, subculture of callus, shoot regeneration from callus, shoot-extension induction, root induction and identified the chromosome number of the plantlet. The results showed that: MS+2,4-D 2.0mg/L+KT 0.5mg/L, MS＋2,4-D 2.5mg/L＋KT 0.5mg/L, MS+2,4-D 0+KT 1.0mg/L, MS+KT 0.5 mg/L and basal MS medium. One plantlet among twenty two was determined as a tetraploidy based on the plant morphology, observation of the leaf stoma and chromosome number of the root, other two plantlets represented morphological variation.

结果表明，诱导章丘大葱子叶产生愈伤组织、愈伤组织的继代培养、愈伤组织芽分化、芽点的伸长及诱导生根的最佳培养基及激素配比分别为：MS+2，4-D 2.0mg/L+KT 0.5mg/L、MS＋2，4-D 2.5mg/L＋KT 0.5mg/L、MS+2，4-D 0+KT 1.0mg/L、MS+KT 0.5mg/L和MS基本培养基；试管苗经驯化移栽后，共有22株成活，成活率为92%，对成活的再生植株进行形态学、叶片气孔及根尖染色体鉴定表明，共有3株发生变异，其中2株为外部形态上的变异，而另一株为染色体的加倍变异。

The Zoea Ⅳ had LC50 of 0.085 and 0.047 mg/L at 24 h and 48 h, and safe concentration of 0.0043 mg/L, indicating that the LC50 and safe concentration increased with the development of the larvae. The megalopa had LC50 of 0.085 and 0.050 mg/L at 24 h and 48 h, and safe concentration of 0.0052 mg/L.

分别为0.019 mg/L和0.010 mg/L，安全质量浓度为0.0038 mg/L；三疣梭子蟹Ⅱ期溞状幼体24 h LC50和48 h LC50分别为0.085mg/L和0.047 mg/L，安全质量浓度为0.0043 mg/L；三疣梭子蟹大眼幼体24 h LC50和48 h LC50分别为0.085 mg/L和0.050mg/L，安全质量浓度为0.0052 mg/L。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。