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- Whether the metal grid supporting the acoustic units is concealed or exposed and numerous other conditions. 支承隔音材料的金屬格棚是采用隱蔽式還是裸露式以及其他許多別的問(wèn)題。
- The fluid is isotropic: it looks the same in every direction.The experimenter then forces the fluid to pass through a metal grid at a certain speed. 靜止的液體具有均向性，也就是各個(gè)方向的運動(dòng)速率都相同，接著(zhù)實(shí)驗者迫使液體以一定速率通過(guò)金屬格柵。
- We often use multilevel drawbench.It is very compatible that the multilevel drawbench draws the different intension coefficient double metal. 同時(shí),多級拉絲系統在拉拔抗拉強度系數不同的雙金屬絲時(shí),也非常適用。
- The content of Fe and Zn of the double metal catalyst for the preparation of polyether were measured by using complex titration analysis method. 研究了用配位滴定分析方法測定聚醚多元醇用雙金屬催化劑中鋅、鐵含量的方法。
- The material and technology of manufacture of screw slag removre of double metal high Cr castiron and carbon steel have been investigated. 研究了制造高鉻鑄鐵碳鋼雙金屬復合排渣器的材料與工藝。
- Polyether polyols with high mlecular weigh, marrow molecular distribution and low monolwere prepared by using a double metal cyanide catalyst. 使用雙金屬氰化物絡(luò )合催化劑，制備了分子量高、分子量分布窄、不飽和度低的低單官能度聚醚多元醇。
- In double metal cladding waveguides, the separation and degeneration of TM 0 and TM 1 modes will appear as the thickness of guiding layer increases, this may confuse the judgement of mode orders in attenuated total reflection (ATR) spectrum. 在雙面金屬包覆介質(zhì)波導中 ,隨著(zhù)介質(zhì)層厚度的變化 ,會(huì )出現TM0 模與TM1 模的分離和簡(jiǎn)并兩種狀態(tài) ,從而影響衰減全反射 (ATR)譜中模序數的確認。
- The experiment results show that under reaction temperature 80 C and reaction pressure 3.0 MPa, the reaction conversion is nearly 100% and the yield is beyond 90.0% with Ni-Co/C double metal supported catalyst. 實(shí)驗表明，在溫度110℃，壓力3.;0MPa下，采用Ni-Co/C催化劑進(jìn)行的加氫催化反應，原料轉化率近于100%25，產(chǎn)物收率在90%25以上。
- The polyether polyols which has higher molecular weight,narrower molecular weight distribution and lower unsaturation can be prepared by using double metal cyanide (DMC) complex catalysts. 用雙金屬氰化物(DMC)絡(luò )合催化劑可制得相對分子質(zhì)量高、相對分子質(zhì)量分布窄和不飽和度低的聚醚多元醇。
- Remember that you can use alpha-masked quads for fences or metallic grids. 記住，你可以使用透明遮罩四邊形（alpha-maskedquads）制作護欄或金屬格子。
- Poly (propylene carbonate) polyols was synthesized by the copolymerization of carbon dioxide with propylene oxide in the presence of double metallic catalyst in loop reactor. 摘要以二氧化碳3環(huán)氧丙烷為原材料，在雙金屬氰化物催化劑催化下，利用環(huán)流反應器合成聚碳酸亞丙酯多元醇。
- Far Infrared Properties of Metallic Grid 金屬柵網(wǎng)的遠紅外光學(xué)特性
- Forming and Inspection of Double Metal Lining 雙金屬襯套的成形與檢測
- double metal cyanide complex catalyst 雙金屬氰化絡(luò )合物催化劑
- double metal cyanide complex catalysts 雙金屬氰化物催化劑
- He is working double tides to finish his essay. 他日夜苦干，趕寫(xiě)他的文章。
- I do not realize it is a double feature. 我原先不知道這是雙片連映。
- Double agents live in a perpetual state of fear. 兩面派永遠過(guò)著(zhù)提心吊膽的生活。
- I want a double room with a view. 我要一間能看到風(fēng)景的雙人房間。
- He was so fat that he had a double chin. 他胖得有雙下巴了。
