Update parquet files

p208p2002--csl-electrical-engineering/train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:90d63a774ca44d0281c602229114b81ba17d9f0068afba3c4ff25970477e7629
-size 6565888

p208p2002--csl-electrical-engineering/csv-train.parquet → zh-cn/train/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ff71993116f0b4f24f479813cca77d506f7badbbf2ff2bc327dd14acccaa6e47
-size 4705641
+oid sha256:7a889aa67974a3acf6b1cdcc2a610b0e0376485eab28e51cbd45c7a3b9a3fe31
+size 2351532