A、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">液体具有粘性</span>
B、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-weight: bold">泄</span><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">漏和液体的可压缩性</span><span lang="EN-US" style="LINE-HEIGHT: 150%; FONT-SIZE: 12pt; mso-bidi-font-weight: bold"><span style="mso-spacerun: yes"></span><p></p><p class="MsoNormal" style="LINE-HEIGHT: 150%; TEXT-INDENT: 24.85pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.07"></p></span>
C、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">液压元件精度要求高</span>
D、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">液压元件结构复杂</span>