初孕妇妊娠 24 周,有先天性心脏病及心衰史,该孕妇最易发生心衰的时期是
更新时间:2024-11-15 20:37:39 A、妊娠24-25周C
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Herfatherleftherallhismoneywhenhedied,whichmadeherfinancially_(dependent)
Thefixedstarwasaplanet.()
Thereisanincreasing_(tend)forwomentohavechildrenlaterinlife
如图,质量为m的物体A与水平面间的滑动摩擦因数为μ,受到一与水平方向夹角为的恒力F作用,物体的水平加速度为()
Agoodworkerinakeyspotcould,hekeptupproduction,takeallthecoffeebreakshewanted,andthebosseswouldverylikelylooktheotherway.