【正文】 e 尿膽原（URO）16umol/l尿亞硝酸鹽（NIT）Negatlve白細胞（WBC）Negatlve顏色（COL）。How about a fish sandwich? 來一塊魚肉三明治怎么樣？What about me? 我怎么樣？I39。1)2)Above all, I want everything ：我要一切保持安定。That profane edian needs to clean up his 。1)2)3)4)We39。Jim wants to go where the action 。This soft drink has a nasty 。（注：意指不會感到厭倦）1)2)Would you please act your age!請你做事要有一個與自己年齡相稱的樣子。t know what39。After winning the championship, I felt I could walk on ，我飄飄欲仙。That last time I took a plane, I got 。s looks like we won39。All in all I39。s go allout and win this game!讓我們盡全力來打贏這場比賽。s all the same to you, I39。t see them e in at 。Did you get to play in the allstar game? 你入選全明星隊的比賽了嗎？He bloke the alltime record in the 100meter run at his 100米跑的歷史最高記錄。Can39。1)2)3)4)5) came here searching for the American “美國夢”。I just can39。1)I called Emi but there was no ，但是沒人接。1)2)3)4)You don39。Every spring the park is filled with lovers walking arm in 手挽手散步的戀人。As for me, I39。The changes will begin taking place as of 。d say we eat chicken once a 。re gonna get away with this? 是什么使你認為你可以免受處罰？I wish they39。Tom wants to run away from 。對柴油發(fā)動機燃油噴射系統(tǒng)提出的要求也在不斷增加。一個可以達到以上需求的系統(tǒng)即共軌燃油噴射系統(tǒng)。共軌系統(tǒng)的主要部分即噴油器。噴油壓力的產(chǎn)生與發(fā)動機轉(zhuǎn)速和噴油量無關(guān)。將具有壓力的燃油提供給為噴射做好準(zhǔn)備的共軌系統(tǒng)的蓄能器。高壓泵是徑向活塞泵，在商用車上有時會使用內(nèi)嵌式噴油泵。這種控制回路允許油軌壓力對不同工況(如負載變化時)迅速做出反應(yīng)。安裝在高壓泵的法蘭上的計量單元保證了泵提供給油軌精確的燃油量，以維持系統(tǒng)所需要的噴油壓力。同時，流回油箱的燃油溫度與傳統(tǒng)高壓側(cè)控制的方法相比得到了降低。發(fā)動機的控制單元通過與噴油器結(jié)合在一起的控制閥的開閉控制噴油嘴的開關(guān)。燃油噴射壓力在系統(tǒng)中基本可以自主選擇。噴油針閥的開閉動作是液壓輔助元件助力的，以保證噴射結(jié)束的快速性。與燃燒同步，電控單元計算施加給壓力控制閥或計算模塊、噴油器和其他執(zhí)行機構(gòu)(如EGR閥，廢氣渦輪增壓器)的觸發(fā)信號。此外，EDC還擁有額外的功能以進一步提高發(fā)動機的響應(yīng)特性和便利性。(6)控制單元結(jié)構(gòu)。The Common Rail Calls for lower fuel consumption, reduced exhaustgas emission, and quiet engines are making greater demands on the engine and fuelinjection demands placed on dieselengine fuelinjection systems are continuously pressures, faster switching times, and a variable rateofdischarge curve modified to the engine operating state have made the diesel engine economical, clean, and a result, diesel engines have even entered the realm of luxuryperformance demands can only be met by a fuelinjection the same time the injected fuel quantity must be very precisely metered, and the rateofdischarge curve must have an exact shape, and preinjection and secondary injection must be system that meets these demands is the monrail fuelinjection main advantage of the monrail system is its ability to vary injection pressure and timing over a broad was achieved by separating pressure generation(in the highpressure pump)from the fuelinjection system(injection).The rail here acts as a pressure of the Common Rail The monrail system consists of the following main ponent groups: ① The lowpressure stage, prising the fuelsupply system ponents。② Fuelrail pressure。④ Electronic immobilizer, etc.(6)Control Unit the engine control unit normally has a maximum of only eight output stages for the injectors, engines with more than eight cylinders are fitted with two engine control are coupled within the “ master/slave ” network via an internal, highspeed CAN a result, there is also a high microcontroller processing capacity functions are permanently allocated to a specific control unit( control).Other can be dynamically allocated to one or many of the control units as situation demand( detect sensor signals).