可供选择地，负载反应单元(9)可连接在臂(4)和减震器支柱的下部分(3)之间，用作间距微调器。

Alternatively, the load reacting unit (9) may be connected between the arm (4) and the lower portion (3) of the shock absorber strut to act as a pitch trimmer.

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负载反应单元(9)可连接在臂(4)的前端和减震器支柱的上部分(2)之间，使起落架用作半摇臂式起落架。

The load reacting unit (9) may be connected between a forward end of the arm (4) and the upper portion (2) of the shock absorber strut to make the gear act as a semi-levered landing gear.

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