风力涡轮机个头大、噪音响，还会破坏周边风景。Wind turbines are large and noisy and they disfigure the landscape.所有的门都用砖堵了起来，防止破坏分子闯入。All the doors have been bricked up to deter vandals.这也许会火上浇油，破坏当前脆弱不稳的休战局面。This may help to undermine the brit...
Thus, using modified roll method, 4 - axis CNC spiral bevel gear machine can manufacture hypoid gear.这样, 在四轴数控铣齿机上可以实现变性法加工准双曲面齿轮.Final gear ratio ( Hypoid final gear )主减速齿轮比 ( 双曲线主减速齿轮 )Hypoid gear transmission is the m...
We had a knowledgeable guide in the person of George Adams.我们有一位见识广博的导游乔治·亚当斯。We employ friendly and knowledgeable staff.我们雇佣友善的、在行的员工。Cocaine addicts get specialized support from knowledgeable staff.对可卡因上瘾的人从那些懂相关知识的工作人...
The herniated discs of the dissociation may be distal in intervertebral space.结论三维重建对腰椎间盘突出症有重要的诊断价值,可提供平片和横断位不易得到的解剖学信息.After 3 weeks, AAV - hTGF - � � _ 1 was injected into groups D injury intervertebral discs.3周后, D组椎...
Julie tapped on my door and poked her head in.朱莉轻轻地敲了敲我的门，探进头来。She poked fun at people's shortcomings.她拿别人的缺点开玩笑。She poked and shifted things with the tip of her walking stick...她用手杖尖翻拨挪动东西。He poked his finger into ...
Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.Thus , this reduced temperature of...