obstruction free 中文意思是什麼

obstruction free 解釋
無阻擋的
  • obstruction : n. 1. 堵塞，遮斷，妨礙，阻礙，障礙；【議會】妨礙議事進程。2. 遮斷物，障礙物。n. -ism 故意妨礙議案通過。n. -ist 妨礙議事者。
  • free : adj （freer; freest）1 自由的，自主的；自立的。 a free action 自由行動。 free competition 自由競...
  1. Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less

    其中，螺旋鉆孔壓灌混凝土成樁技術自研製以來，已在多項復合地基工程中進行了應用，較好地解決了軟弱地層成孔困難的問題，適應地質條件范圍廣，成樁速度較快，工期短、工效高；與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工比較，具有無振動、無污染、無噪音的優點；另外，壓入鉆桿內的混凝土為泵送免振混凝土，因此樁體質量易於保證；與泥漿護壁和干作業成孔工藝相比，螺旋鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提高，樁的承載性能較好，復合地基的變形較小。
  2. The positive is that as a substitute of old channel or a part of the new channel shiplock maintains the continuation of channel and makes possible the channel free from navigational obstruction and waterway transportation progress. the negative is that shiplock at the same time brings some problems to waterway transportation, such as the long time passing through shiplock, the piling up of vessels, making less other ' s benefits and making more other ' s costs, making conditions and forms of transportation change, making more complicated the waterway transportation safety management and navigation order keeping, and adding up transportation costs

    在經濟學意義上，船閘具有正負外部性，正的外部性為，船閘作為原航道的替代物或新航道的一部分，保證了航道的連續性，為保證航道暢通、航運發展提供了可能；負的外部性為，船閘同時給航運帶來了一些問題，如船舶過閘時間長、船舶積壓，引起他人效用的減少和成本增加，以及運輸組織條件、方式改變，使水上交通安全管理和船舶航行秩序維護更加復雜，增加運輸成本。
  3. Methods : we studied 75 clinically stable patients with a range of seerity of airway obstruction and 42 healthy smoker or ex - smoker control subjects, free of cardioascular disease

    方法：我們對75位嚴重氣道阻塞的臨床穩定患者和42位無心血管疾患的健康吸煙者或戒煙者作為對照組。
  4. Methods : we studied 75 clinically stable patients with a range of severity of airway obstruction and 42 healthy smoker or ex - smoker control subjects, free of cardiovascular disease

    方法：我們研究了75例具有一定嚴重性的臨床穩定期氣道阻塞病人， 42例吸煙或已經戒煙且沒有心血管疾病的健康人作為對照。
  5. Providing illuminated exit signs over all exits and clear directions to them ; keeping all means of escape in a safe condition and free from obstruction

    在工作地點內，要展示逃生路線，而所有出口須有照明的出口標志；
  6. Free from visual obstruction, so that the operator can see the model aircraft in flight at all times

    操作模型飛機者視野清晰無阻，能夠?楚看見飛行中的模型飛機。
  7. However, failure to secure free airway following airway obstruction due to kinking of endotracheal tube or other tube problems may lead to lethality instead of lifesaving

    然而，若因管子彎折或其他問題導致呼吸道阻塞而無法及時排除和處理常常造成病患死亡。
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