双胎输血综合征(twin to twin transfusion syndrome，TTTS)：发生在______羊膜囊______绒毛膜______卵双胎，两胎儿体重相差≥______％，血红蛋白相差＞______g／L，提示TTTS。
双胎输血综合征(twin to twin transfusion syndrome，TTTS)：发生在______羊膜囊______绒毛膜______卵双胎，两胎儿体重相差≥______％，血红蛋白相差＞______g／L，提示TTTS。
相关考题：
Henry is very talkative, while his twin brother is a man of () words. A.fewB.a fewC.littleD.a little
7． The twin sisters usually leave __________home __________ school very early．A．to，forB．for，toC．from，toD．/，for
When turning a ship in restricted space with a strong wind，it is normally best to ______．A.Go ahead on both engines with the rudder hard to one side，if on a twin-screw vesselB.Back down with the rudder hard to one side，if on a single-screw vesselC.Take advantage of the tendency to back to port，if on a twin-screw vesselD.Turn so that the tendency to back into the wind can be used，if on a single-screw vessel
Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set ________．A.The cranes may be operated independentlyB.The cranes may be interconnected for twin operationC.The cranes are powered by independent internal combustion power unitsD.All of the above
A twin-screw ship going ahead on the starboard screw only tends to move ______.A.in a straight lineB.to portC.from side to sideD.to starboard
单选题A twin-screw ship going ahead on the starboard screw only tends to move（）.Ain a straight lineBto portCfrom side to sideDto starboard
单选题A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel（）.Apermits the rudder to move fasterBgenerates more powerCcan turn without using her rudderDcan suck the water away from the rudder
单选题Which of the following statement（s）is/are TRUE regarding a twin pedestal crane set（）.AThe cranes may be operated independentlyBThe cranes may be interconnected for twin operationCWhen twinned，the crane rotation on the foundation assembly is unlimitedDAll of the above
填空题双胎输血综合征(twin to twin transfusion syndrome，TTTS)：发生在______羊膜囊______绒毛膜______卵双胎，两胎儿体重相差≥______％，血红蛋白相差＞______g／L，提示TTTS。
单选题Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set （）.AThe cranes may be operated independentlyBThe cranes may be interconnected for twin operationCThe cranes are powered by independent internal combustion power unitsDAll of the above
单选题According to the information given in the passage, if two20-year-old twins lived on earth, and one of them left on a journey for Alpha Centauri at very close to the speed of light, then managed to survive the journey and return to earth having aged 40 years during the journey, what could she expect to find upon her return to earth?AHer great-grandmotherBHer twin at the age of 20CHer twin at the age of 40DHer twin at the age of 60EHer twin’s great-grandchildren
单选题When turning a ship in restricted space with a strong wind，it is normally best to（）.AGo ahead on both engines with the rudder hard to one side，if on a twin-screw vesselBBack down with the rudder hard to one side，if on a single-screw vesselCTake advantage of the tendency to back to port，if on a twin-screw vesselDTurn so that the tendency to back into the wind can be used，if on a single-screw vessel
单选题On a twin-screw，twin-rudder vessel，the most effective way to turn in your own water，with no way on，is to put（）.Aone engine ahead and one engine astern，with full rudderBone engine ahead and one engine astern，with rudders amidshipsCboth engines ahead，with full rudderDboth engines astern，with full rudder
名词解释题双胎输血综合征