多产

The studies showed that the optimum conditions of the reaction were the amount of the 75% gathers the phosphoric acid 30 mL,the mole ratio ofhexamethylene tetramine to nitrophenol was 2∶1,the reaction time was about 3.0 hours,the reaction temperature was about 105℃.

结果表明较佳反应条件是：在对硝基苯酚为3.5 g的情况下，75%的多聚磷酸用量为30 mL，n∶n=2∶1，反应时间为3.0 h，反应温度105℃，5-硝基水杨醛的产率可达68.1%。

Methods We conducted a multicenter, randomized, double-blind trial involving nulliparous women who were at low risk for preeclampsia.

我们进行了一项多中心、随机、双盲试验，纳入先兆子痫危险低的未经产妇女。

Daily supplementation with vitamins C and E starting between 9 and 16 weeks' gestation did not reduce the rate of pregnancy-associated hypertension, according to a large multicenter trial in low-risk, nulliparous women published in the April 8 issue of the New England Journal of Medicine.

据4月8日发表于《新英格兰医学杂志》(New England Journal of Medicine)上的一项对低风险的初产女性进行的大规模多中心临床试验结果，从妊娠9~16周开始每日补充维生素 C 和维生素 E 并未降低受试者妊娠相关高血压的发病率。

Ripe and richly oaky Chardonnay from South Australia; packed with tropical fruit flavours - mango, pineapple and a hint of lychees.

产自南澳的，一款经橡木筒陈年的霞多丽。带有热带水果味道（芒果，菠萝，和一点点荔枝

But during the production process, for various reasons, lead product overproof overprinter error, so that a large number of products into rejectscheaply or waste products and enormous losses.

但在不入产历程洋，由于栽栽原因，很容易变成产物套印不差错超标，使多量的产物因此而成为不侧品或次品，使企业承受很不小吃亏。

The appropriate conditions of polyaminating reaction was that oxycellulose chloride in 200mL DMSO was heated to 100℃with stirring,then was dropwised 10mL A2.3 and A3.4 separately,remaining the temperature for 12h,after pH was justed to 4-5,the products were obtained in 46%yield.

确定多胺化反应的较佳条件：在200mL DMSO搅拌加热至100℃，滴加A2.3和A3.4各10mL，维持温度反应12h，在酸性条件(pH：4-5)下生成，产率大约在46%左右。

Progressive atrophic rhinitis is an important respiratory disease in swine industry, caused by toxigenic Pasteurella multocida. The OmpH of Pasteurella mumtocida is a major outer membrane protein involved in the pathogenesis and immunity. In this study the ompH gene of P.

传染性萎缩性鼻炎是养猪业中的一种重要的呼吸道传染病，产毒素多杀性巴氏杆菌是其重要的病原之一，外膜蛋白H在该菌的致病和免疫中发挥重要作用。

Compared with those in control group,the number of positive immunoreactivity cell in RSR and intestine increased and its intensity of immunoreactivity enhanced obviously after rabbit was infected with Pasteurella multocida.

免疫组织化学观察发现，产抗菌肽细胞在兔圆小囊的黏膜上皮、圆顶上皮以及淋巴组织的滤泡生发中心、圆顶区和帽区均有分布；在兔感染多杀性巴氏杆菌后，圆小囊及其他肠道组织中的抗菌肽免疫组织化学阳性细胞数量明显增多，阳性反应增强。

At present it is widely accepted that the damages of the nasal turbinate bones and mucus caused by Bordetella bronchiseptica laid the foundation for the invasion toxigenic Pasteurella multocida. The mixture of Bordetella bronchiseptica and toxigenic Pasteurella multocida, together with some other factors, is the main cause of natural AR.

经过多年研究，现在大多数学者认为，支气管败血波氏杆菌能引起一定程度的鼻粘膜和鼻甲骨损害，但这些病变的严重后果是为正常猪鼻腔不能定居的产毒素多杀巴氏杆菌建立感染铺平道路，Bb和T+Pm的混合感染加上非传染因素交织在一起，是在自然条件下临床型AR的发生原因。

Over 521 strains were screened for phytase production from 30 kinds of soil samples.

从土壤中分离的500多个菌株中筛选出一株产植酸酶活力较高的菌株LW03，经形态学观察和生化试验，初步鉴定为根霉，属于米根霉组。

The dynamic variation in content of cndogenous abscisic acid,indoleacetic acid,gibberellinsand isopentenyladenodines of normal juvenilefruit and dropped fruit was measured with enzyme linked immunosorbent assayin the course of physiological fruit drop of 'Shuizhang Longan.

应用酶联免疫法测定了水涨龙眼生理落果期间正常幼果和脱落幼果中内源激素ABA、IAA、GAs及iPAs含量的变化。

Zillions of code examples on the web.

网上数量巨大的代码例程。