查询词典 h.a.

H. W. Johns, owner of a New York City Supply Shop for roofers, was responsible forthe opening of that first mine.

纽约市一家屋顶材料店的东主H.W。约翰斯，开了第一个矿。

On the basis of many times of experiments, A optimized reaction system about the microsatellite PCR amplification and partial COⅠ-Ⅱgene amplification of the green peach aphid was proposed. 3. It is clear that the result of polymorphic bands shows the abundance among the aphids after different UV radiation with three primers.

遗传多样性指标的方差分析结果表明，对于平均多态位点率，2 h处理是平均多态位点率的临界值，超过2 h， F2代平均多态位点率发生显著变异；对于平均基因多样度，对照与不同时间处理间差异显著；研究结果也表明低剂量紫外照射可增加蚜虫的免疫性，高剂量辐射则导致桃蚜的基因发生变异。

Under a pressure drop of 0.4 MPa, the water flux of the prepared membrane is 11.1 Lm^(-2)h^(-1), and the retentions of various salts by the prepared membrane are less than 40%, while the retention of polyethylene glycol 1000(PEG 1000) is up to 94.02%.

在0.4MPa下，膜对无机盐的截留率均低于40%，对PEG1000的截留率则达到了94.02%，该膜的纯水通量为11.1Lm^(-2)h^(-1)；能截留低分子量有机物而透过盐，表明该膜可以用于有机物与盐混合溶液的分离。

The strengths of the plain wood rose along with the compression ratio, while the bending strength and MOE lowered as it reached the maximum compression ratio; the plain wood compressed (33%) and heated 10h with 180℃. its bending strength lowered 40%, MOE lost about 50% and hardness lowered 12% than heated 0.5h; the properties not to be compressed after impregnated with PF resin. had a slow rising with the resin concentration, and compressed (33%) after impregnated with PF resin (30%). its bending strength, MOE and hardness increased 82.9%, 98% and 152% respectively.

三倍体毛白杨素材压缩后，其静曲强度和抗弯弹性模量均随压缩率的增大而提高，但接近最大压缩率时均下降；素材压缩（压缩率为33%）后以180℃空气加热处理10 h，静曲强度比同温度压缩保温0.5 h时下降约40%，抗弯弹性模量下降近50%，表面硬度下降约12%；用PF树脂浸渍处理后不经压缩，随PF树脂含量增加木材静曲强度提高幅度不大；用30%PF树脂浸渍后，当压缩率为33%时，其静曲强度、抗弯弹性模量和表面硬度分别比未压缩素材增加82.9%，98%和152%。

Built in 1933, this historical three-storey complex was once the home of a Jewish wine merchant, H.L.

这栋老式洋房始建于1933年，曾是上海知名犹太酒商H.L门肯的故居。1930年，第一次世界大战爆发后，门肯和其家人从俄国远渡重洋来到了上海避难，其父原在圣彼得堡从事《以色列信使报》发行工作。

A mixed sensitivity H∞ control model is constructed and the band width of wind turbine speed control is designed according to the frequency characteristic of wind speed variation and noise of rotating speed sensor. The sensitivity function is decreased within this frequency band to restrain the wind torque perturbation to wind turbine rotating speed control.

通过构造基于复合灵敏度的H∞鲁棒控制模型，根据风速的波动频率范围和传感器的噪声频率范围设计了风车转速控制的带宽，并在此带宽内降低系统的灵敏度函数，来抑制风力转矩对风车转速控制的干扰。

The source also revealed that the above-mentioned, China Eastern H shares due to stock price is too low, China Eastern Airlines, Singapore Airlines will not be raised again in the near future to re-co-operation, China Eastern Airlines lost in fact a very good To find their feet.

消息人士还透露，上述，中国东方，由于H股股票价格过低，中国东方航空公司，新加坡航空公司将不会提高在不久的将来再重新合作，中国东方航空实际上失去了一个很好的找到自己的脚。

The book summary of the engineering properties of loess wall, a wall of loess detailed classification to meet the 350km / h high-speed railway tunnel and the structure of the reasonableness of the requested size of the tunnel section, and in the form of parameters, load characteristics of the loess tunnel wall, Anchor role in the stability of the characteristics of the tunnel and control the key technology design.

本书归纳总结了黄土围岩工程特性，提出了黄土围岩的细化分级，满足350km/h高速铁路和隧道结构合理性要求的隧道断面大小、形式和参数，黄土隧道围岩荷载特征、锚杆作用特点和隧道稳定性控制方法等关键设计技术。

We learned that Miss Emily had been to the jeweler's and ordered a man's toilet set in silver, with the letters H. B. on each piece.

我们听说艾弥丽小姐去了珠宝店定制了一套银质男用盥洗用具，每一件上都有 H.B。

Workshop has a hose H-20 Hose Forming Machine Units 1, 115 rubber extruder Second Units, 800m / m sulfide cans Units 1, can produce water hose, air hose, oil, heat, acid and alkali Hose , sand blasting hose, fire-retardant hose, suction, suction base, oil hose, hose annual production capacity of 10 million standard meters.

胶管车间拥有H-20胶管成型机一台，Φ115橡胶挤出机二台，Φ800m/m硫化罐一台，可生产输水胶管，空气胶管，耐油、耐热、耐酸碱胶管，喷砂胶管，阻燃胶管，吸水、吸酸碱、吸油胶管，年生产胶管能力1000万标米。

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。