() device is provided to prevent starting air from being admitted to the cylinder before the reversing is completed.
Quality planning tools are often used to help plan effective quality management activities . ()is one of such tools, which involves company actual or planned project practices to those or other projects to generate ideas for improvement and to provide a basis by which to measure performance.
根据《中华人民共和国海船船员适任考试发证规则》的规定,在中国籍海船上任职的船长、甲板部高级船员金额值班水手应当持有与其所服务的()和所担任的植物相符的有效适任证书。
①船舶航区;
②船舶种类;
③主机功率;
④船舶吨位。
在()上服务的船员不适用于我国现行《海船船员值班规则》。
Ⅰ.军用船舶;
Ⅱ.营业的游艇;
Ⅲ.渔船;
Ⅳ.构造简单的木质船舶。
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