但是你必须记住，通过切瓣降低了球根系的整体高度。
But you do have to remember by butterflying, you are cutting down the overall height of that root ball.
它具有特殊的整体结构，由阀座，阀瓣和阀杆总成，以及过滤器网等整合在一个整体中，完全能够进行更换维护。
It has special unitized construction which consists of the seat, disc and stem assembly, and strainer screen all together in one unit for complete replacement maintenance.
本文对不同轴长比和不同瓣数的不锈钢扁球壳体进行了整体无模胀形成形实验研究及理论探讨。
Experiments and theoretical analysis are made for the integral hydro-bulge forming technology of oblate spheroidic shells of various axial length ratios and petal Numbers.
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