Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box
綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求
解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以
封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析
封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。
This product is the newest filming technique, the latest achievement of usa electronic magic, it utilizes decomposition principle of electronic material to form a positive negative ions film on the surface of car coating, which has high water repellency and makes the surface of coat has more than 95 % brightness of mirror surface, lt has preeminent performance on weathering resistance, ageing resistance, oxidation resistance static resistance and wear resistance, with the force of charged ions, this product can easy removes the dirt, water drop acid rain and grease on the surface of the film and perennially and effectively protect coat surface, lt is the fourth generation car beauty and protective product which replaces glaze sealing products
本品屬于當今最新的鍍膜技術，屬美國電子工學魔法的最新成果，它利用電子物質的分
解原理，在車漆表面生成持有高撥水性的正負離子覆膜，使漆面光亮度可達鏡面光澤的95 %以上，並具有超強的耐候性、抗老化、防氧化、防靜電、耐磨性極好的功能，它利用電離子的力量，可輕松彈去覆膜表面的污垢、水滴、酸雨、油脂等，平時只需清水沖洗，便可立即使之恢復離子效應，達到長期保護漆面的目的，是取代
封釉的第四代汽車美容保護產品。
Process tomography ( pt ) technique can provide interior behavior 2 / 3 dimension visualizing information in process equipment such as closed pipe, vessels and so on in real time, so it is a novel approach for two - phase flow parameters measurement
過程層析成像（ pt ）技術能實時提供
封閉管道、容器等過程設備內物場運動狀態的二三維可視化信息，為
解決兩相流參數檢測問題提供了一條新途徑。
Except the knowledge of blazons, that enables me to decipher them, i am very ignorant of heraldry - i, a count of a fresh creation, fabricated in tuscany by the aid of a commandery of st. stephen, and who would not have taken the trouble had i not been told that when you travel much it is necessary
我對紋章雖有點研究，能略做辨別，但對於家譜學卻很不了
解。我是一個新
封的伯爵，這個頭銜是在托斯卡納依靠聖愛蒂埃總督的幫忙弄來的，要不是他們說這是旅行所必需的，我本來還不高興來這一套呢。
His letter was couched in conciliatory terms
他那
封信里使用了表示和
解的言辭
Some land-locked waters such as the dead sea and the great salt lake contain waters that are nearly saturated with dissolved solids.
有些內陸
封閉的水域，如死海及大鹽湖的水，幾乎為飽和溶
解固體的水。
While the masterminded laundry head is happy about the soon resumption of his frozen assets for the death of his unfavorable witness, his fond son xia is kidnapped suddenly. shing is an ill - fated cid
買凶殺人的洗錢集團主腦饒天頌羅嘉良飾眼看被凍結的資產即將
解封，可是，獨生子饒夏tommy飾卻神秘被擄失蹤。
Cid shing arrests the accountant of a money launderer. however, the accountant is assassinated upon his arrival in the hong kong airport
買凶殺人的洗錢集團主腦饒天頌羅嘉良飾眼看被凍結的資產即將
解封，可是，獨
Experts also held the view that there was no evidence to show that the virus affecting the chicken population this time would affect humans. " chickens on two farms in lau fau shan and pak sha proved to be healthy after thorough veterinary examination
而位於流浮山和白沙的兩個雞場，本署獸醫為場內雞只進行詳細檢驗后，證實雞只健康良好，所以政府決定即時
解封這兩個雞場。
The food that is found to be contaminated after inspection shall be destroyed, while the food that is found not contaminated shall be unsealed
經檢驗，屬于被污染的食品，予以銷毀；未被污染的食品，予以
解封。
We will not un - ban your account regardless of the reason
無論什麼原因，我們不會
解封你的賬戶。
Vehicles parked in these car parks and hotel will not be permitted to leave until the closed roads are re - opened
停泊在上址停車場及酒店的車輛將不準駛出，直至道路
解封。
Departure time of first sailing after harbour re - opened is subject to the reopening time of the victoria harbour
維港
解封后首班航班之開出時間可能須因應維港
解封時間而作出變動。
Carparks affected by the road closure will be closed at 6. 45 pm and will remain closed as long as the road closure is in force
受
封路影響之停車場將由下午六時四十五分停止使用，直至道路
解封為止。
Departure time of first sailing after harbour re - opened is subject to amendment in accordance with the actual situation of the victoria harbour on that day
維港
解封后首航班次之開出時間須因應當時實際情況而作出變動。
Rays have very high penetrating power, the sterilization process can be done after the item is packaged. this ensures that the item is free from bacteria before being used
加上射線有穿透能力，物件可以在包裝
封密后才進行消毒，確保物件在
解封前不會受到細菌污染。
Based on a review of the information presented, this world of warcraft account has been given a final warning and a 72 hour account suspension, in addition to any previous warnings issued
對這個賬號的處理結果是給出最後警告，並暫停72小時，應該是在72小時之後會
解封
In which adpcm is responsible for the audio signal ' s encoding / decoding and processing, and the latter is responsible for ip packing and unpacking
前者用於語音的編
解碼和信令提取，信令不單獨佔用帶寬；後者負責碼流的ip
封裝和
解封裝。
" since more farms in kam tin proved to be infected with h5 virus in the past few days, our department and the environment and food bureau consulted the expert group on the control of chicken influenza yesterday. " experts believed that there was a possibility that the remaining eight quarantine farms were infected, due to their proximity to infected farms. they suggested that measures should be taken at these farms to prevent spread of the disease
但是，專家認為區內尚未解封的雞場位於受感染農場附近，有機會已受病毒感染，有必要採取措施防止病毒在這些農場蔓延，因此政府決定將錦田區餘下八個雞場的雞只全數銷? ，雞只總數約為三十四萬，整個行動預計于本星期五完成。
