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The production and characterization of endoglucanase from Streptomyces xylophagus KX6 was studied. Maximum endoglucanase yield of 0.538 IU/ml was achieved with medium pH8.0, containing CMC2Na 1.0% as carbon resource, soybean meal 1% as nitrogen resource, 2% inoculating volume, 30% 250 ml triangle flask bulk for medium volume at 40℃ 200r/min shaker for 48h.

实验中对其产酶的液态发酵条件进行了研究，碳源为1%羧甲基纤维素钠，氮源为1%豆粕粉，250ml三角瓶30 %装液量，接种量为2%，培养基初始pH为8.0，培养温度为40℃，200r/min培养48h后，发酵液中内切葡聚糖酶活达到0.538IU/ml。

The results were very successful.The removal rates of chromaticity and CODCr reached 96.56% and 94.46% respectively under the optimal conditions as follows:dosages of H2O2 and Fe2+ were 4.0g/L and 0.3 g/L respectively,microwave irradiation power was 500 W,and radiation time was 1 min.The investigation shows that the microwave irradiation,homogeneous Fenton oxid...

结果表明，微波-Fenton氧化-PASS混凝法适合于处理复杂垃圾渗滤液，在H2O2的质量浓度为4.0 g/L，Fe2+质量浓度为0.25 g/L，pH值为3.0，固定微波辐射功率500 W，辐照1 min，PASS质量浓度为25 mg/L的最佳条件下，出水色度仅15倍，脱色率和CODcr去除率分别达到96.86%和94.46%；微波辐射、Fenton氧化和PASS混凝沉淀结合处理垃圾渗滤液废水时具有较好的协同效应。

Then, in term of single parent or bi-parent inactivate, the protoplast fusion were carried out by PEG 6000 at concentration of 40%, in water bath of 34℃for 10 min.

按不同的组合方式，将双亲的原生质体等量混合，经40%PEG助融10 min，培养再生，获得40株融合子。

The rats were anesthetized and then underwent 40 min of myocardial ischemia and 4 h of reperfusion.

大鼠麻醉开胸，结扎冠状动脉前降支40 min，再灌注4 h。

The nitrogen output decreases sharply at first and then gradually. Denitrogenation for 60 and 120 min may reduce gas babbles during decompression in rabbits.

吸氧排氮过程的特点为先快后慢，吸氧排氮60和120 min可显著减少高空减压时气泡的产生。

The biodegrading efficiency was best when pH 4.5, rotate speed 180 r/min, surfactant Tween 80 1% w/v, the initial 2,4-DCP concentration was 40 mg/L and adding 10 mL immobilized spores.

当pH为4.5，摇床转速180r/min，培养基含有1%的Tween 80， 2， 4-DCP初始浓度为40mg/L时，加入10mL固定化白腐真菌孢子，2， 4-DCP去除效果最好。

Kg^(-1)?min^(-1) and repetitive boluses of fentanyl 0.05 mg.

kg^(-1)？min^(-1)+芬太尼0.05mg间断静推。

Group CSA received a continuous spinalanesthetic with a titration of 2.5 mg boluses every 15 min ofisobaric bupivacaine, while group SA received a single injectionspinal anesthetic with 7.5 mg of isobaric bupivacaine.

CSA组使用每15 min 给一次2.5mg等比重布比卡因，而SA组则单次注射7.5mg异布比卡因行脊麻。

RA decocted liquids with DT 30 min and AD 120 times have the maximal toxicity and the best medicinal effect.

结论煎煮30 min，给药剂量为临床用量120倍时，川乌水煎液对痹证动物产生的毒性最大，但药效最佳。

The results show that the sample prepared by coprecipitation method exhibits the highest activity and has the largest crystallite size, and after reaction for 140 min, 53.6% of rhodamine B is decolored; while for catalyst prepared by the citric acid complexation, the decoloration ratio is only 9.0%, though the latter has a higher surface area and smaller crystallite size than the former.

研究结果表明：这4种方法均能制备单一的钙钛矿型LaFeO3催化剂，其中，共沉淀法制备的催化剂具有最大的晶粒尺寸，最小的比表面积，仅为0.4 m2/g，显示出最强的光催化活性；在可见光照射下反应140 min，罗丹明B的脱色率达到53.6%。柠檬酸络合法制备的催化剂的比表面积最大，为8.1 m2/g，但其脱色率仅为9.0%。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷