Writer discusses also the characteristic of silicon nitrid ceramic materials,and chooses this ceramic bearing used in the bottom of the reactor above. 論述了氮化硅陶瓷材料的特點，選擇了氮化硅陶瓷軸承作為有機硅室溫膠攪拌釜底軸承並進行了相應設計。
Oil may be forced out through the timing cover and rear-main bearing oil seals. 機油會從正時齒輪蓋和後主軸承油封處壓出。
The front cover exactly matches this shape and also has a raised circular area that fits into a matching countersunk area of the block in front of the main bearing. 封面完全匹配這個形狀和也提出了圓形區域，可以成為一個匹配埋頭面積塊前面的主軸承。
