TSVR在骨水泥灌注即刻、灌注后3分钟时也明显下降（P< 0 0 1） ；
TSVR decreased immediately and at 3min following insertion of acrylic cement( P< 0 01).
搅拌器搅拌水泥，直至可以用来灌注。
在岩心钻探中，常常要用水下灌注水泥的方法来护壁、堵漏、封孔、处理井故。
In coring drilling, under-water cement grouting was often used for wall protection, leakage blocking, borehole sealing and downhole accident treatment.
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