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- How to calculate diffracted attenuation accuratly in this case is the important part of sound barrier design. 公路上设置的声屏障的长度一般为有限长,如何准确的计算出此种情况下声屏障的绕射衰减,是声屏障声学设计的关键。
- Its unique thermal barrier design keeps moisture from infiltrating your insulated system while preventing thermal energy loss through exposed metal handles. 独特的热障结构设计阻止水分渗透到保温系统中，防止热能从暴露的金属手柄上流失。
- Its unique thermal barrier design keeps moisture from forming and infiltrating your insulated system while preventing thermal energy loss through exposed metal handles. 其独特的热障结构避免潮气的形成和渗透到保温系统中，避免通过暴露的金属手柄损失的热量。
- The length of Sound Barrier built on highway is limited usually.How to calculate diffracted attenuation accuratly in this case is the important part of sound barrier design. 摘要公路上设置的声屏障的长度一般为有限长，如何准确的计算出此种情况下声屏障的绕射衰减，是声屏障声学设计的关键。
- The revolutionary NIB-SEAL bronze ball valve stops condensate, cold. Its unique thermal barrier design keeps moisture from infiltrating your insulated system while preventing thermal energy loss through exposed metal handles. 具有创新功能的NIB-SEAL青铜球阀能够防止冷凝和冷却。独特的热障结构设计阻止水分渗透到保温系统中,防止热能从暴露的金属手柄上流失。
- The Noise Control Engineering--Noise Barrier Design 噪声治理工程--声屏障设计
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- Structure Checking Computations of Sound Barrier Design 声屏障设计中的结构验算
- No Barrier Design of Walk Space of The Mountainous Area 山地步行空间的无障碍设计
- Theory of Acoustic Impedance and its Application on Barrier Design 声阻抗理论与噪声屏蔽设计的探讨
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- Poor health may be a barrier to success. 健康欠佳可能成为取得成功的障碍。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- The horse took the barrier easily. 那匹马轻松地越过了障碍。
- Even an oversight in the design might issue in heavy losses. 设计中那怕是一点点疏忽也可能造成重大的损失。
- He have get over the language barrier. 他已克服了语言障碍。
- A large crowd crushed past (the barrier). 大群的人挤过了(障碍物).
- The crowd linked arms to form a barrier. 群众臂挽著臂组成人墙。
- I had had a few beers and was completely non compos mentis. 我喝了些啤酒就头昏脑胀了。
