問題詳情
39.地下工地場所之一氧化碳濃度限制為何？
(A) 5ppm 以下
(B) 50ppm 以下
(C) 500ppm 以下
(D)5000ppm 以下。
(A) 5ppm 以下
(B) 50ppm 以下
(C) 500ppm 以下
(D)5000ppm 以下。
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- Which of the following is mentioned inthe passage about plovers?(A) Their eggs and chicks ar
- The word "they" in line 21 refers to(A) newly developing soils(B) alders(C) bags(D)
- Why does the author mention "industrialization" (line 24)?(A) To explain how fast
- It can be Inferred from the passage that alders are used in mountainous areas to(A) prevent w
- Why did colonial artisans want to “regularizetheir schedules their schedules” (line 18)?(A)
- The word "Proponents" in line 19 is closest in meaning to(A) Experts(B) Pioneers(C
- The word "merely" in fine 3 is closest inmeaning to(A) often(B) only(C) usually(D)
- 2006 年，非洲綠色革命聯盟成立，其宗旨為促進水利設施、改良土壤品質、研發適應非洲氣候的種子，並提供農民更良好的訓練，以增加糧食作物生產，解決非洲飢餓問題。該組織在非洲的農業地區推動綠色革命
- The passage suggests that which of the following is most commonly responsible for the poor pr
- The author mentions "dark stones" and "white snow" in line 9 to illustrat
內容推薦
- 兩部風車並聯時，風車之出口應裝設(A)分風片(B)導風片(C)調風風門(D)止逆風門。
- According to the passage, all of the following are true of ancient Greek potters and vase pai
- Which of the following is NOT mentioned as areason that songbirds molt in the latesummer?(A)
- Questions 30-39By 1776 the fine art of painting as it had developed in western Europe up to thistime
- The word "unique" in line 1 is closest inmeaning to(A) inherited(B) habitual(C) si
- Some birds that are molting maintain balanceduring flight by(A) constantly preening and cari
- In paragraph 3, the author mentions diagramsas an example of a new way to(A) chart the histor
- The word “Others” in line 21 refers to(A) ducks(B) sides(C) species(D) flight feathers
- It can inferred that the artisans referred to in the passage usually produced products thatw
- Question 10-19Geographers say that what defines a place are four properties: soil, climate, altitude
- The phrase “resort to” in line 20 is closest in meaning to(A) protecting with(B) moving towa
- The word "exorbitant" in line 16 is closest in meaning to(A) additional(B) expensi
- The word "spotting" in line 17 is closest in meaning to(A)removing(B) identifying(C
- What is the author's main purpose in the passage?(A) To argue that alder trees are usefu
- The word "emitting" in line 9 is closestin meaning to(A) bringing(B) attracting(C)
- 中國避免油輪通過麻六甲海峽時遭受到安全威脅，因此和那個陸上鄰國合作，建立經由該國海港通往中國的油管？(A)緬甸 (B)越南 (C)寮國 (D)泰國
- According to the passage that alders are used in mountainous areas to(A) nitrogen(B) calcium
- It can inferred from the discussion about ducksthat the molting of their flight feathers tak
- The author discusses ducks in order to providean example of birds that(A) grow replacement fe
- All of the following were the direct result of public utility reforms EXCEPT(A) local govern
- 吸收式冰水機之結晶形成原因，下列敘述何者為正確？(A)吸收劑流量不足(B)供給蒸氣不足(C)冷卻水入口溫度太高(D)冷凝器散熱良好。
- A statute of the ________ president sits right in the center of the college’s courtyard.(A) nimbl
- The author mentions all of the following as factors that define a place EXCEPT(A) aspect(B)
- In the deception technique describedin paragraph the plover tries to(A) stay close to her
- The word "rotting" in line 4 is closest inmeaning to(A) decaying(B) collected(C) e