題庫堂
檢索
題庫堂
首頁
數學
英文學習
政治學
統計學
經濟學
藥理學
中醫藥物學
財政學
法學知識
公共行政
警察學
BI規劃師
財務管理
公共衛生學
工程經濟學
電力電子學
當前位置:
首頁
64 自聚式基底樹脂(autopolymerizing resin)的液劑中,添加三級胺(tertiary amine)及亞磺酸(sulfinic acid)的作用為何?(A)預防聚合反應過早發生(B
問題詳情
64 自聚式基底樹脂(autopolymerizing resin)的液劑中,添加三級胺(tertiary amine)及亞磺酸(sulfinic acid)的作用為何?
(A)預防聚合反應過早發生
(B)讓粉劑中過氧化物可以在室溫分解而讓聚合反應發生
(C)可增加聚體分子的彈性及柔軟度
(D)讓聚合物可以形成三度空間的網狀結構
參考答案
答案:B
難度:適中0.54902
統計:A(9),B(28),C(6),D(3),E(0)
上一篇 :
59 下列有關牙科金屬受到拉伸應力作用時,產生各種現象的發生順序為何?①降伏(yielding)②斷裂(fracture) ③彈性變形(elastic deformation) ④裂縫形成(form
下一篇 :
35. We will keep winning games _____ we keep playing well.(A) as far as (B) as well as (C) as long a
資訊推薦
58 利用國際照明委員會(CIE)規範製作之測色儀器是利用三種主要原色(primary color)對人類眼睛之刺激數值進行比對,下列何者非其主要原色?(A)紅 (B)黃 (C)藍 (D)綠
28. It’s really stupid of me! I’ve _____ everywhere for my car keys only to find them in my pocket.(
【題組】47. What trend is becoming popular among hotel guests?(A) Getting larger rooms. (B) Having bette
65 一般市售陶瓷-金屬復形體(ceramic-metal restoration)使用的高熔瓷粉中,最主要的礦物質(mineral)成分為何?(A)長石(feldspar) (B)高嶺土(kaoli
53 下列有關石膏與水調拌時,提高其攪拌速率(increase rate of spatulation)對於石膏性質的影響說明,何者正確?(A)減少凝結時間(setting time) (B)增加稠度
39. Mary did the laundry this morning, _____ she forgot to hang it out to dry.(A) or (B) so (C) for
51 市售石膏中常含有微量氯化鈉(NaCl),其對石膏與水調拌的凝結時間(setting time)與凝結膨脹(setting expansion)有何影響?(A)增加凝結時間與凝結膨脹 (B)增加凝
60 牙科金屬材料冷加工率(percentage of cold work)提高時,那些機械性質也會提高?①伸長率(elongation) ②拉伸強度(tensile strength) ③硬度(ha
66 牙科用復形樹脂中的無機粒子填料和樹脂間,需靠何種添加劑來提高兩者的鍵結力?(A)交聯劑(cross-linking agent) (B)耦合劑(coupling agent)(C)起始劑(ini
54 在活動義齒製作過程中,常利用何種材料來複製石膏模型,以便後續製作耐火模型?(A)石膏(gypsum)(B)藻膠(alginate hydrocolloid)(C)瓊膠(agar hydrocol
40. If I _____ earlier that you wanted to join us, I would have put your name on the list.(A) know (
29. We are on a narrow street, and there are many people, so please drive _____.(A) noisily (B) popu
61 有關陶瓷-金屬復形體(ceramic-metal restoration)用鎳鉻合金中,添加元素的功能說明,下列何者正確?①鉻(Cr)可以提高抗蝕性 ②鋁(Al)可以和鎳形成Ni3Al,而提高材
67 依據美國牙醫學會第 93 號規範,對牙科焊接用包埋材料(dental brazing investments)的壓縮強度(compressive strength)要求為何?(A)<1.5
55 美國牙醫學會第 4 號規範對於牙科嵌體鑄造用蠟(dental inlay casting wax)在 45℃時流動性(flow)的要求為何?(A)10~30% (B)30~50% (C)50~7
克漏字測驗【請依照段落上下文意,選出最適當的答案】Susan was desperate for a few days off from work. But she knew that the bos
30. With the holiday season upon us, we are looking _____ to the Christmas dinner and presents.(A) u
62 下列各種材料中,何者不屬於生物鈍性材料(bioinert material)?(A)氧化鋁(alumina) (B)氫氧基磷灰石(hydroxyapatite)(C)鈦鋁釩合金(Ti-6Al-4
1. 機械軸封規格之選用與何者有關?(A)泵之型式(B)壓力(C)聯軸器型式(D)對心。
36. We were late for half an hour and our plane had left. We _____ if it hadn’t been for the heavy t
【題組】42. (A) hunged (B) hang (C) hanged (D) hung
【題組】48. What does the article imply about glass dispensers and re-using towels?(A) It’s a marketing
68 多晶氧化鋁(polycrystalline alumina)、鈦(Titanium)及人類自然骨(bone)等三物質之彈性模數(modulus of elasticity)的大小排序為何?(A)
【題組】43. (A) stressed-out (B) star-out (C) stretch-out (D) streetwise
【題組】49. Which group would most likely be members of the green movement?(A) Fashion designers.(B) Gol