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- This system can set up acoustical resonances. 這種系統能產(chǎn)生共鳴。
- Harbin Jingcheng Battery Sealant Co., Ltd. 哈爾濱精誠電池密封劑有限責任公司。
- Assn Adhesive and Sealant Council, Inc. 北美膠粘和密封劑理事會(huì )。
- Curing properties of SPU sealant were studied. 對SPU及其密封膠固化影響因素進(jìn)行了研究。
- SJK1500 is one part PU-PUA sealant. SJK1500是一種聚氨酯高分子聚合物為基礎材料的密封膠。
- NINGBO APPLE ACOUSTICAL EQUIPMENT CO., LTD. 寧波蘋(píng)果音響器材有限公司。
- A reverb unit simulates the sound of different acoustical areas. 混響單元是模擬不同聲學(xué)空間中的聲音。
- SHENYANG DAWOO SEALANT CONSTRUCTION MATERIAL CO., LTD. 沈陽(yáng)多友實(shí)蘭特建筑材料有限公司。
- Tape or approved pipe sealant on threads and install new anode rod. 在螺紋上采用聚四氟乙烯密封帶或通過(guò)認證的管道密封材料,安裝新的陽(yáng)極棒。
- Acoustical liberation of books in the public domain. 意思是公共領(lǐng)域書(shū)籍的聽(tīng)覺(jué)解放。
- The properties of the synthesized pouring sealant were tested. 測試了材料各項性能。
- On one hand, caulk the pote-ntial leaking position with sealant. 一是對可能發(fā)生臭氣外泄的部位都采用密封材料進(jìn)行封堵；
- How to examine acoustical immittance to measure listen to a result? 如何查看聲導抗測聽(tīng)結果呢？
- A universal UV sealant to protect all acrylics, wraps and gels. 保護所有水晶甲、假甲和凝膠甲的常用紫外線(xiàn)光療密封劑。
- Emphasis: the treatment procedure of Pit and Fissure Sealant. 重點(diǎn)：窩溝封閉技術(shù)的治療步驟。
- An acoustical instrument consisting of a sounding box with one string and a movable bridge, used to study musical tones. 測弦器一種由一個(gè)帶有一根弦和可移動(dòng)琴馬的共鳴箱組成的不用電傳音的樂(lè )器，用于細察音調
- Apply a 6-mm (1/4-in) diameter bead of sealant to the window opening flanges. 在窗戶(hù)開(kāi)口凸緣，使用一個(gè)直徑為6-公厘(1/4-英寸)密封劑壓條。
- Specifically, snow tends to absorb higher frequency acoustical waves. 很特別的是，雪花趨向吸收更高頻率的聲波。
- Ecadi propose to have acoustical material under each VAV unit, O OK. 建議在所有的變風(fēng)量（VAV）機組下都安置隔音材料，O同意。
- Use Teflon? tape or approved pipe sealant on threads and install new anode rod. 在螺紋上采用聚四氟乙烯密封帶或通過(guò)認證的管道密封材料，安裝新的陽(yáng)極棒。
