direct_action_type_有道手机词典

1.It is difficult to realize dynamic measuring for valve mechanism with a direct action type hydraulic lash adjuster due to its compact structure and shorter driving chain of valve mechanism.
直动式气门机构液压间隙调节器，由于结构紧凑、气门机构传动链短，难以实现动态测量。
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2.It is difficult to realize dynamic measuring for valve mechanism with a direct action type hydraulic lash adjuster (HLA) due to its compact structure and shorter driving chain of valve mechanism.
直动式气门机构液压间隙调节器(HLA)，由于结构紧凑、气门机构传动链短，难以实现动态测量。
dict.yoduao.com