The Doppler band compensated by the keystone transform (KT) is limited.Therefore, it needs to be used in conjunction with the Doppler ambiguity compensation function to correct the range migration (RM) caused by maneuvering targets with Doppler ambiguity.However, the KT implemented Womens blouse by sinc interpolation suffers from significant perfor
Objective Unilateral biportal endoscopic (UBE) discectomy and tubular microdiscectomy (TMD) are widely practiced methods for treatment of lumbar disc herniation.Good clinical outcomes of these methods are reported in many papers, but there are a few comparative studies.This study reports the clinical outcomes of UBE and TMD as minimally invasive su
Resin coated sand (RCS) with phenolic resin matrix can hardly be collapsed when it is used in Al-alloy casting.Adding collapsing agent and reducing the concentration of resin are solutions adopted by workers, but these methods tend to reduce the initial strength of RCS.Synthesis of modified phenolic resin with direct-chain diacid DAn (/JS=6, where