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73. 下列哪些是殼管式冷凝器水側的除垢方法?(A)人工洗刷(B)化學清洗(C)機械清洗(D)增加水流量。
問題詳情
73. 下列哪些是殼管式冷凝器水側的除垢方法?
(A)人工洗刷
(B)化學清洗
(C)機械清洗
(D)增加水流量。
參考答案
上一篇 :
71. 一般空調冷卻水系統的配管管材,有下列哪幾種?(A)聚氯乙烯塑膠硬管(B)鑄鐵管(C)鍍鋅鐵管(D)不銹鋼管。
下一篇 :
17. Jason just heard the news that the company___________ a crew to build a strong ship that will be
資訊推薦
16. It is said that the pond ___________ a bountiful supply of flounders. This attracts many fisherm
74. 下列敘述哪些正確?(A)R-134a 凝固點較 R-22 高(B)R-134a 與 R-22 均有色並可燃(C)R-134a 臨界溫度較 R-22 高(D)R-134a 蒸發潛熱較 R-22
75. 空調箱之排水管裝置存水彎,其主要目的為(A)排水順暢(B)防止臭氣(C)防止蚊蟲(D)防止堵塞。
12. Mozart created some of the most ________ music of all time.(A) enduring(B) insatiable(C) tuning(
76. 風車皮帶輪與馬達皮帶輪不在同一直線上,將導致(A)噪音大(B)皮帶較易磨損(C)防止機器震動(D)傳送較大之動力。
77. R-22 冷凍機運轉時,低壓指示 5kgf/cm2 G 可能是指(A)蒸發器壓力(B)冷凝器壓力(C)壓縮機曲軸箱壓力(D)壓縮機吸入壓力。
13. Despite the big earthquake and all those aftershocks, the ancient temple remained ______.(A) imp
78. 螺旋式壓縮機專用冷凍油的功用,下列敘述哪些正確?(A)帶走金屬摩擦表面的金屬磨屑(B)作為控制加洩增減載機構的壓力(C)使摩擦零件的溫度保持在允許的範圍內(D)油膜隔離冷媒壓縮過程的洩漏。
18. Alice Freeman, ________________ to head Wellesley College at age 27, is one of the youngest coll
79. 半密閉螺旋式冰水主機壓縮機吐出溫度過高,其可能原因為(A)冰水主機噸位太大(B)冷凝器散熱不良(C)負載太大(D)冰水流量太少。
14. Crabs, lobsters, and shrimps are all ________ as seafood.(A) categorized(B) demonstrated(C) rela
19. ________________________ occasions for congratulations.(A) Birthdays that usually considered(B)
15. With oil prices shooting up, the demand for big cars is dwindling. Now compact cars are ________
20. Presidential advisers have expressed the idea that South Korea should not content _____ with bei
22. Whiskey is a distilled liquor that is much stronger _____.(A) does fermented liquor such as beer
21. _____ the country principals and teachers are rethinking their approach to suspensions and expul
80. 下列哪些會影響風管表面熱損失的因素?(A)隔熱材質(B)風速高低(C)環境溫度(D)寬高比。
23. _____, North America had lost a significant portion of its primary forests.(A) The arrival of ev
Cloze The greatest scientists are remembered not only for their discoveries, but for their char
Virginia Woolf was born on January 25, 1882, a descendant of one of Victorian England’s most prestig
【題組】27. (A) exemplified (B) expatiated (C) seminated (D) perforated
【題組】38. (A) was…calumniation (B) followed…nadir (C) came…pinnacle (D) accompanied… zenith
Ordinary toilet paper is not a problem for 41 . It disintegrates rapidly, after being 42 , into
【題組】28. (A) with (B) for (C) from (D) as
【題組】29. (A) revered (B) impecunious (C) nomad (D) discreet